Document and Entity Information [Abstract] Document Information [Table] Document Information [Line Items] Document Type Document Period End Date Entity Registrant Name Title of 12(b) Security Trading Symbol Security Exchange Name Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Entity Ex Transition Period Entity Shell Company Entity Public Float Entity Common Stock, Shares Outstanding Entity Central Index Key Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Period Focus Amendment Flag ICFR Auditor Attestation Flag Consolidated Balance Sheets Assets [Abstract] Assets Assets, Current [Abstract] Current assets: Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Accounts Receivable, after Allowance for Credit Loss, Current Accounts receivable, net of allowance for doubtful accounts of $1,652,000 and $1,545,000 as of December 31, 2020 and 2019 Inventory, Net [Abstract] Inventory: Inventory, Net of Allowances, Customer Advances and Progress Billings Aircraft, airframes, engines and parts Advances on Inventory Purchases Advance vendor payments Due from Related Parties, Current Due from related party Amounts due from related party, current Deposits, Prepaid Expenses and Other Current Assets Deposits, prepaid expenses, and other current assets Assets, Current Total current assets Property, Plant and Equipment, Net [Abstract] Fixed assets: Operating Lease, Right-of-Use Asset Aircraft and engines held for lease, net Property, Plant and Equipment, Net Property and equipment, net Property and equipment, net Inventory, Noncurrent [Abstract] Inventory: Inventory, Noncurrent Aircraft, airframes, engines, and parts, net Deferred Income Tax Assets, Net Deferred income taxes, net Debt Issuance Costs, Noncurrent, Net Deferred financing costs, net Deferred Costs and Other Assets Deferred customer incentives and other assets, net Due from Related Parties, Noncurrent Due from related party Amounts due from related party, long term Goodwill Goodwill, Ending Balance Goodwill, Beginning Balance Goodwill Other Intangible Assets, Net Other intangible assets, net Assets Total assets Liabilities and Equity [Abstract] Liabilities and Stockholder's Equity Liabilities, Current [Abstract] Current liabilities: Accounts Payable, Current Accounts payable Accrued Liabilities, Current Accrued expenses Total accrued expenses Taxes Payable, Current Income tax payable Carryin gvalue as of the balance sheet date of lease and customer deposit. Used to reflect the current portion of the liabilities( due within one year or within normal operating cycle if longer). Lease And Customer Purchase Deposits Current Lessee and customer purchase deposits Long-term Debt, Current Maturities Long term debt, current Current portion of long-term debt, net Long term debt Contract with Customer, Liability, Current Deferred revenue Customer liability, currrent Liabilities, Current Total current liabilities Lease Deposit Liability Long-term lease deposits Maintenance deposit payments and other liabilities, Noncurrent Maintenance deposit payments and other liabilities Liabilities Total liabilities Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Stockholders' equity: Preferred Stock, Value, Issued Preferred stock, $0.01 par value. Authorized 200,000 shares; issued and outstanding 200,000 shares; senior as to all other equity instruments with an 8.65% cumulative dividend rate. The liquidation preference for the years ended December 31, 2019 and 2018 totaled $293,775,025 and $409,390,104, respectively.. Outstanding principal amount Common Stock, Value, Issued Common stock, $0.0001 par value. Authorized 200,000,000 shares; issued and outstanding 41,046,216 shares and 5,285,054, respectively Additional Paid in Capital Additional paid-in capital Retained Earnings (Accumulated Deficit) Retained earnings Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Balance at ending Balance at beginning Total equity Liabilities and Equity Total liabilities and stockholders' equity Financing Receivable, Allowance for Credit Loss, Current Allowance for doubtful accounts Common Stock, Par or Stated Value Per Share Par value per share Common Stock, Shares Authorized Shares authorized Common Stock, Shares, Issued Shares issued Common Stock, Shares, Outstanding Shares outstanding Consolidated Statements of Operations Statement [Table] Statement [Line Items] Net revenue: Operating Leases, Income Statement, Lease Revenue Leasing Revenue from Contract with Customer, Excluding Assessed Tax Revenue from contract with customer Revenues Total revenues Costs of Sales and Operating Expenses. Costs of sales and operating expenses: Cost of Goods and Services Sold Cost of products Direct Costs of Leased and Rented Property or Equipment Cost of leasing Cost of Revenue Total cost of sales Gross Profit Gross profit Gross profit Segment gross profit Selling, General and Administrative Expense Selling, general and administrative expenses Selling, general, and administrative expenses Amount of proceed on CARES act. Proceed on CARES Act CARES Act proceeds The amount represents transaction costs (recovered) incurred. Transaction Costs (Recovered) Incurred Transaction costs (recovered) incurred Operating Income (Loss) Income from operation Other income (expenses): Interest Income (Expense), Nonoperating, Net Interest expense, net Interest expense, net Other Nonoperating Income (Expense) Other income, net Other income, net Nonoperating Income (Expense) Total other expenses Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Income from continuing operations before income tax provision Income Tax Expense (Benefit) Income tax (expense) benefit Total income tax expense (benefit) Income tax benefit Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Net income from continuing operations Net income from continuing operations Income from continuing operations Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] Discontinued operations: Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax Gain from discontinued operations Discontinued Operation, Tax Effect of Discontinued Operation Loss on deconsolidation of discontinued operations Tax from discontinued operations Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Total discontinued operations Income from discontinued operations Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Net income Net Income (Loss) Attributable to Noncontrolling Interest Net income attributable to non-controlling interests Net loss attributable to non-controlling interests Net Income (Loss) Attributable to Parent Net loss attributable to AerSale Corp. Net income attributable to AerSale Corporation Income attributable to AerSale Corporation Preferred Stock Dividends and Other Adjustments Dividends attributable to preferred stockholders Cumulative undeclared dividends attributable to preferred stockholders Dividends attributable to preferred stockholders Net Income (Loss) Available to Common Stockholders, Basic Net income (loss) attributable to common shareholders Net (loss) from continuing operations attributable to AerSale Corporation common shareholders Income (loss) attributable to common shareholders for EPS Earnings Per Share, Basic [Abstract] Earnings (loss) per share - basic: Income (loss) per share - basic Income (Loss) from Continuing Operations, Per Basic Share Earnings (loss) from continuing operations Income (loss) per share from continuing operations Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share Earnings (loss) from continuing operations Earnings Per Share, Basic Earnings (loss) per share - basic Earnings (loss) per share - basic Earnings Per Share, Diluted [Abstract] Earnings (loss) per share - diluted: Income (loss) per share - diluted Income (Loss) from Continuing Operations, Per Diluted Share Earnings (loss) from continuing operations Income (loss) per share from continuing operations Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share Loss from discontinued operations Earnings Per Share, Diluted Earnings (loss) per share - diluted Earnings (loss) per share - diluted Consolidated Statements of Stockholders' Equity Cumulative Effect, Period of Adoption [Axis] Cumulative Effect Period Of Adoption [Domain] Cumulative Effect, Period of Adoption [Domain] Cumulative Effect Period Of Adoption Adjustment [Member] Cumulative effect of adjustment upon adoption of ASC 606 Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Preferred Stock [Member] Preferred Stock Common Stock [Member] Common Stock Additional Paid In Capital [Member] Additional Paid-in Capital Retained Earnings [Member] Retained Earnings Parent [Member] Total AerSale Stockholders' Equity Noncontrolling Interest [Member] Noncontrolling Interest Increase (Decrease) in Stockholders' Equity [Roll Forward] Shares, Issued Balance at ending (in shares) Balance at beginning (in shares) Value of stock issued during the period upon the conversion due to merger recapitalization. Stock Issued During Period Value Conversion due to Merger Recapitalization Conversion of shares due to merger recapitalization The number of shares issued during the period upon the conversion due to merger recapitalization. Stock Issued During Period Shares Conversion due to Merger Recapitalization Conversion of shares due to merger recapitalization (in shares) The amount represents stockholder's equity on effect of reverse merger. Stockholders Equity on Effect of Reverse Merger Effect of reverse merger The number of shares effect of reverse merger. Stockholders Equity Shares on Effect of Reverse Merger Effect of reverse merger (in shares) Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture Stock-based compensation Shares Issued, Shares, Share-based Payment Arrangement, Forfeited Stock-based compensation (in shares) Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Net income from continuing operations attributable to AerSale Corporation The amount represents net closing cost on reverse merger. Net Closing Cost on Reverse Merger Closing costs, merger Consolidated Statements of Cash Flows Net Cash Provided by (Used in) Operating Activities [Abstract] Cash flows from operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income from continuing operations to net cash (used in) provided by operating activities: Depreciation, Depletion and Amortization Depreciation and amortization Depreciation and amortization Amortization of Debt Issuance Costs Amortization expense Inventory Write-down Inventory impairment Impairment of Leasehold Impairment of leased assets Impairment of aircraft held for lease Accounts Receivable, Credit Loss Expense (Reversal) Provision for doubtful accounts Provision Deferred Income Tax Expense (Benefit) Deferred income taxes Share-based Payment Arrangement, Noncash Expense Stock-based compensation Changes in operating assets and liabilities, net of acquisitions: Decreases (increases) in operating assets and liabilities, net of acquisitions: Increase (Decrease) in Accounts Receivable Accounts receivable Increase (Decrease) in Inventories Inventory Amount of increase (decrease) in deposits, prepaid expenses, and assets classified as other. Increase Decrease In Deposits, Prepaid Expenses And Other Current Assets Deposits, prepaid expenses, and other current assets Amount of increase (decrease) in deferred customer incentives and other assets. Increase Decrease In Deferred Customer Incentives And Other Assets Deferred customer incentives and other assets Increase (Decrease) in Prepaid Supplies Advance vendor payments Increase (Decrease) in Accounts Payable Accounts payable Increase (Decrease) in Income Taxes Receivable Income tax receivable Increase (Decrease) in Income Taxes Payable Income tax payable Increase (Decrease) in Accrued Liabilities Accrued expenses Increase (Decrease) in Deferred Revenue Deferred revenue Amount of (increase) decrease in lessee and customer deposits. Increase Decrease In Lessee And Customer Purchase Deposits Lessee and customer purchase deposits Increase (Decrease) in Other Operating Liabilities Maintenance deposit payments and other liabilities Net Cash Provided by (Used in) Operating Activities Net cash (used in) provided by operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash flows from investing activities: Payments to Acquire Businesses, Gross Business acquisitions Payments to acquire business Cash consideration Proceeds from Sale of Productive Assets Proceeds from sale of assets Payments to Acquire Equipment on Lease Acquisition of aircraft and engines held for lease, including capitalized cost Acquisition of aircraft and engines held for lease Payments to Acquire Other Property, Plant, and Equipment Purchase of property and equipment Purchase of property and equipment Payments to Acquire Property, Plant, and Equipment Purchase of property and equipment Capital expenditures Net Cash Provided by (Used in) Investing Activities Net cash (used in) provided by investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Cash flows from financing activities: Repayments of Secured Debt Repayments of long-term secured debt Repayments of Notes Payable Repayments of 8% Senior Secured Notes Proceeds from Lines of Credit Proceeds from revolving credit facility Repayments of Lines of Credit Repayments of revolving credit facility Payments of Debt Issuance Costs Payments of debt issuance costs The cash inflow associated with the amount of proceeds from merger. Proceeds from merger Proceeds from merger Net Cash Provided by (Used in) Financing Activities Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Discontinued Operations [Abstract] Cash flows from discontinued operations: Cash Provided by (Used in) Operating Activities, Discontinued Operations Net cash provided by (used in) operating activities Cash Provided by (Used in) Financing Activities, Discontinued Operations Net cash used in financing activities Net Cash Provided by (Used in) Discontinued Operations Net cash provided by (used in) discontinued operations Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Increase (decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, cash equivalents, end of year Cash, cash equivalents and restricted cash, beginning of year Supplemental Cash Flow Information [Abstract] Supplemental disclosure of cash activities Income Taxes Paid, Net Income taxes, net Interest Paid, Excluding Capitalized Interest, Operating Activities Interest Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Supplemental disclosure of noncash investing activities Represents the amount of reclassification of aircraft and aircraft engines inventory to (from) equipment held for lease net in noncash transactions. Reclassification of Aircraft and Aircraft Engines Inventory To (From) Equipment Held For Lease Reclassification of aircraft and aircraft engines inventory to (from) equipment held for lease net DESCRIPTION OF THE BUSINESS Business Description and Basis of Presentation [Text Block] DESCRIPTION OF THE BUSINESS SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SIGNIFICANT RISKS AND UNCERTAINTIES Concentration Risk Disclosure [Text Block] SIGNIFICANT RISKS AND UNCERTAINTIES REVENUE Revenue from Contract with Customer [Text Block] REVENUE INVENTORY Inventory Disclosure [Text Block] INVENTORY INTANGIBLE ASSETS Goodwill and Intangible Assets Disclosure [Text Block] INTANGIBLE ASSETS PROPERTY AND EQUIPMENT, NET