Debt - Principal Repayments (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Sep. 30, 2021
Principal Repayments
Total	$ 909,803	$ 916,344
Line of credit \| Senior secured term loan facility
Principal Repayments
Remainder of 2022	5,326
2023	10,650
2024	10,650
2025	10,650
2026	883,112
Total	$ 920,388

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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