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Leases (Tables) | 12 Months Ended
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Sep. 30, 2020
Leases [Abstract] |
Summary of Total Lease Costs and Other Information | A summary of total lease costs and other information for the twelve months ended September 30, 2020 is as follows:
|  | September 30, |
(in thousands) |  | 2020 |
Lease cost: |  |  |  |
Operating lease cost |  | $ | 25,396 |
Short-term lease cost |  |  | 775 |
Variable lease cost |  |  | 5,255 |
Total lease cost |  | $ | 31,426 |
Other information: |  |  |  |
Cash paid for amounts included in the measurement of lease liabilities |  |  |  |
Operating cash flows from operating leases |  | $ | 24,943 |
Right-of-use assets obtained in exchange for new operating lease liabilities |  | $ | 20,487 |
Schedule of Maturities of Noncancelable Operating Lease Liabilities | Maturities of noncancelable operating lease liabilities as of September 30, 2020 are as follows:
|  | September 30, |
(in thousands) |  | 2020 |
2021 |  | $ | 23,743 |
2022 |  |  | 19,619 |
2023 |  |  | 16,675 |
2024 |  |  | 14,725 |
2025 |  |  | 12,800 |
Thereafter |  |  | 38,014 |
Total undiscounted lease payments |  |  | 125,576 |
Less imputed interest |  |  | (20,529 | )
Total lease liabilities |  | $ | 105,047 |
Schedule of Maturities of Operating Lease Liabilities Under Noncancelable Operating Leases Presented Undiscounted Under ASC Topic 840 | Maturities of operating lease liabilities under noncancelable operating leases (within initial ore remaining lease terms in excess of one year) presented undiscounted under ASC Topic 840 as prescribed by ASC Topic 842 as of September 30, 2019 were as follows:
|  | September 30, |
(in thousands) |  | 2019 |
2020 |  | $ | 24,082 |
2021 |  |  | 20,875 |
2022 |  |  | 16,687 |
2023 |  |  | 13,344 |
2024 |  |  | 11,114 |
Thereafter |  |  | 43,506 |
Total future minimum lease payments |  | $ | 129,608 |

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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
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- Definition Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121573735&loc=d3e41502-112717 + Details
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