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Leases (Notes) | 12 Months Ended
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Sep. 30, 2021
Leases [Abstract] |
Lessee, Finance Leases | 9. LEASES We enter into various contractual arrangements for the right to use facilities, vehicles and equipment. The lease term generally ranges from two to ten years for facilities and three to five years for vehicles and equipment. Our lease terms may include the exercise of renewal or termination options when it is reasonably certain these options will be exercised. Our lease agreements do not contain any material residual value guarantees or restrictive covenants. Current operating and finance liabilities of $13,973 and $1,033, respectively, were included in "Accounts payable and accrued expenses" in the Consolidated Balance Sheets as of September 30, 2021. Non-current finance lease liabilities and finance lease right-of-use assets were included in the "Other non-current liabilities" and "Other non-current assets", respectively, in the Consolidated Balance Sheets. The maturities of our lease liabilities as of September 30, 2021, are as follows:
| Operating Leases |  | Finance Leases |  | Total
2022 | $ | 3,840 |  |  | $ | 266 |  |  | $ | 4,106 |
2023 | 13,481 |  |  | 1,055 |  |  | 14,536 |
2024 | 9,466 |  |  | 1,043 |  |  | 10,509 |
2025 | 6,430 |  |  | 999 |  |  | 7,429 |
2026 | 4,632 |  |  | 715 |  |  | 5,347 |
Thereafter | 9,411 |  |  | 181 |  |  | 9,592 |
Total undiscounted lease payments | $ | 47,260 |  |  | $ | 4,259 |  |  | $ | 51,519 |
Less: imputed interest | 4,637 |  |  | 354 |  |  | 4,991 |
Present value of lease liabilities | $ | 42,623 |  |  | $ | 3,905 |  |  | $ | 46,528 |
The total future undiscounted cash flows related to lease agreements committed to but not yet commenced as of September 30, 2021, is $7,296. Lease cost recognized in our Consolidated Statements of Comprehensive Income is summarized as follows:
| Year Ended September 30,
| 2021 |  | 2020
Operating lease cost | $ | 13,405 |  |  | $ | 12,910 |
Finance lease cost |  |  |
Amortization of lease assets | 634 |  |  | 203 |
Interest on lease liabilities | 119 |  |  | 47 |
Finance lease cost | 753 |  |  | 250 |
Short-term lease cost | 1,575 |  |  | 1,163 |
Variable lease cost | 1,286 |  |  | 827 |
Total lease cost | $ | 17,019 |  |  | $ | 15,150 |
Other information about lease amounts recognized in our Consolidated Financial Statements is summarized as follows:
| Year Ended September 30,
| 2021 |  | 2020
Operating cash flows used for operating leases | $ | 15,011 |  |  | $ | 12,934 |
Operating cash flows used for finance leases | 119 |  |  | 47 |
Right-of-use assets obtained in exchange for new operating lease liabilities | 24,606 |  |  | 10,640 |
Right-of-use assets obtained in exchange for new finance lease liabilities | 2,962 |  |  | 1,803 |
| Year Ended September 30,
| 2021 |  | 2020
Weighted-average remaining lease term - operating leases | 5.0 years |  | 4.3 years
Weighted-average remaining lease term - finance leases | 4.2 years |  | 4.4 years
Weighted-average discount rate - operating leases | 3.7 | % |  | 3.9 | %
Weighted-average discount rate - finance leases | 4.3 | % |  | 5.1 | %
For a discussion of leases with certain related parties which are included above, see Note 13, “Related-Party Transactions.” Rent expense was $14,980, $14,073 and $10,553 for the years ended September 30, 2021, 2020 and 2019, respectively.
Lessee, Operating Leases | 9. LEASES We enter into various contractual arrangements for the right to use facilities, vehicles and equipment. The lease term generally ranges from two to ten years for facilities and three to five years for vehicles and equipment. Our lease terms may include the exercise of renewal or termination options when it is reasonably certain these options will be exercised. Our lease agreements do not contain any material residual value guarantees or restrictive covenants. Current operating and finance liabilities of $13,973 and $1,033, respectively, were included in "Accounts payable and accrued expenses" in the Consolidated Balance Sheets as of September 30, 2021. Non-current finance lease liabilities and finance lease right-of-use assets were included in the "Other non-current liabilities" and "Other non-current assets", respectively, in the Consolidated Balance Sheets. The maturities of our lease liabilities as of September 30, 2021, are as follows:
| Operating Leases |  | Finance Leases |  | Total
2022 | $ | 3,840 |  |  | $ | 266 |  |  | $ | 4,106 |
2023 | 13,481 |  |  | 1,055 |  |  | 14,536 |
2024 | 9,466 |  |  | 1,043 |  |  | 10,509 |
2025 | 6,430 |  |  | 999 |  |  | 7,429 |
2026 | 4,632 |  |  | 715 |  |  | 5,347 |
Thereafter | 9,411 |  |  | 181 |  |  | 9,592 |
Total undiscounted lease payments | $ | 47,260 |  |  | $ | 4,259 |  |  | $ | 51,519 |
Less: imputed interest | 4,637 |  |  | 354 |  |  | 4,991 |
Present value of lease liabilities | $ | 42,623 |  |  | $ | 3,905 |  |  | $ | 46,528 |
The total future undiscounted cash flows related to lease agreements committed to but not yet commenced as of September 30, 2021, is $7,296. Lease cost recognized in our Consolidated Statements of Comprehensive Income is summarized as follows:
| Year Ended September 30,
| 2021 |  | 2020
Operating lease cost | $ | 13,405 |  |  | $ | 12,910 |
Finance lease cost |  |  |
Amortization of lease assets | 634 |  |  | 203 |
Interest on lease liabilities | 119 |  |  | 47 |
Finance lease cost | 753 |  |  | 250 |
Short-term lease cost | 1,575 |  |  | 1,163 |
Variable lease cost | 1,286 |  |  | 827 |
Total lease cost | $ | 17,019 |  |  | $ | 15,150 |
Other information about lease amounts recognized in our Consolidated Financial Statements is summarized as follows:
| Year Ended September 30,
| 2021 |  | 2020
Operating cash flows used for operating leases | $ | 15,011 |  |  | $ | 12,934 |
Operating cash flows used for finance leases | 119 |  |  | 47 |
Right-of-use assets obtained in exchange for new operating lease liabilities | 24,606 |  |  | 10,640 |
Right-of-use assets obtained in exchange for new finance lease liabilities | 2,962 |  |  | 1,803 |
| Year Ended September 30,
| 2021 |  | 2020
Weighted-average remaining lease term - operating leases | 5.0 years |  | 4.3 years
Weighted-average remaining lease term - finance leases | 4.2 years |  | 4.4 years
Weighted-average discount rate - operating leases | 3.7 | % |  | 3.9 | %
Weighted-average discount rate - finance leases | 4.3 | % |  | 5.1 | %
For a discussion of leases with certain related parties which are included above, see Note 13, “Related-Party Transactions.” Rent expense was $14,980, $14,073 and $10,553 for the years ended September 30, 2021, 2020 and 2019, respectively.

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