Annual report pursuant to Section 13 and 15(d)

LEASES - Lease Cost (Details)

v3.22.2.2
LEASES - Lease Cost (Details) - USD ($)
$ in Thousands
 12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2020
Lease, Cost [Abstract]      
Amortization of ROU assets $ 3,816 $ 4,016 $ 2,112
Interest on lease liabilities 205 248 206
Operating lease cost 21,675 21,716 23,735
Variable lease cost 10,486 6,752 5,298
Sublease income (279) (83) (732)
Total lease cost 35,903 32,649 30,619
Cash paid for finance and operating lease liabilities:      
Operating cash flows from finance leases 211 255 207
Operating cash flows from operating leases 27,648 28,246 29,309
Financing cash flows from finance leases 3,691 4,134 2,064
ROU assets obtained in exchange for new finance lease liabilities 1,516 3,687 2,613
ROU assets obtained in exchange for new operating lease liabilities $ 10,365 $ 16,341 $ 12,442
Weighted Average Remaining Lease Term [Abstract]      
Weighted-average remaining lease term - finance leases (years) 4 years 3 months 10 days 3 years 10 months 6 days 4 years 4 months 20 days
Weighted-average remaining lease term - operating leases (years) 3 years 7 months 13 days 3 years 9 months 25 days 3 years 6 months 7 days
Weighted Average Discount Rate [Abstract]      
Weighted-discount rate - finance leases 3.08% 2.70% 2.89%
Weighted-discount rate - operating leases 2.45% 2.28% 2.82%