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v3.20.2

Accounts and Financing Receivables - Additional Information (Details) - USD ($) | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2020 | Sep. 30, 2020 | Sep. 30, 2018 | Sep. 30, 2019
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Reversal of operating lease receivable |  | $ 8,000,000.0 |  |
Charge to rental revenue |  | 8,000,000.0 |  |
Value of notes with customer |  | $ 184,000 |  | $ 3,472,000
Promissory notes receivable maturity month and year |  | 2023-01 |  |
Term of sales-type lease |  | 3 years |  |
Manufactured Rental Equipment |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Promissory notes receivable maximum interest rate |  | 7.00% |  |
Product |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Partially financed product sale | $ 12,500,000 |  |  |
Secured Promissory Note |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Value of notes with customer | $ 10,000,000.0 |  |  |
Term of the notes | 3 years |  |  |
Interest rate of the notes | 7.00% |  |  |
Monthly principal and interest payments | $ 300,000 |  |  |
Frequency of payments | monthly | monthly |  |
Senior Secured Bond |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Transition of unpaid invoices and late fee into debt securities |  | $ 13,000,000.0 |  |
Debt instrument, face value |  | 13,000,000.0 |  |
Single Customer |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Operating lease receivable carrying value |  | 0 |  |
Proceeds from contract customers |  | $ 8,100,000 |  |
Received cash payment in excess |  |  | $ 24,000,000 |

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