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Note 10 - Leases - Lease Costs (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2022
Operating lease costs | $ 12,998 | $ 12,435 |
Amortization of assets | 706 | 620 |
Interest on lease liabilities | 89 | 40 |
Total finance lease costs | 795 | 660 |
Total operating and finance lease costs | 13,793 | 13,095 |
Variable lease costs | 3,568 | 3,251 |
Short-term lease costs | 298 | 1,920 |
Total lease costs | 17,659 | 18,266 |
Operating lease right-of-use assets | 63,992 | 66,580 |
Accrued expenses and other current liabilities | 9,718 | 9,499 |
Long-term operating lease liabilities | 58,792 | 60,436 |
Total operating lease liabilities | 68,510 | 69,935 |
Right-of-use asset | 5,557 | 4,718 |
Accumulated amortization | (3,694) | (2,780) |
Property, plant and equipment, net | 1,863 | 1,938 |
Accrued expenses and other current liabilities | 828 | 677 |
Other long-term liabilities | 1,338 | 1,361 |
Total finance lease liabilities | $ 2,166 | $ 2,038 |
Operating leases (Year) | 10 years 7 months 9 days | 10 years 11 months 1 day |
Finance leases (Year) | 2 years 11 months 19 days | 3 years 4 months 28 days |
Operating leases | 4.68% | 4.26% |
Finance leases | 4.57% | 2.76% |
Operating cash flows - operating leases | $ 13,242 | $ 10,949 |
Operating cash flows - finance leases | 88 | 40 |
Financing cash flows - finance leases | 783 | 578 | $ 388
Operating leases | 9,032 | 15,038 |
Finance leases | $ 808 | $ 1,813 |

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