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LEASES - Additional information related to leases (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2022 | Mar. 31, 2021
Cash paid for amounts included in the measurement of lease liabilities |  |  |  |
Operating cash flows from operating leases | $ 1,512 | $ 1,375 | $ 3,008 | $ 2,800
Operating cash flows from finance leases | 245 | 311 | 492 | 623
Financing cash flows from finance leases | 304 | $ 419 | 605 | $ 838
Right-of-use assets obtained in exchange for operating lease liabilities | $ 346 |  | $ 1,247 |
Weighted-average remaining lease term |  |  |  |
Operating leases | 9 years 10 months 24 days | 5 years 9 months 18 days | 9 years 10 months 24 days | 5 years 9 months 18 days
Finance leases | 12 years 6 months | 12 years 2 months 12 days | 12 years 6 months | 12 years 2 months 12 days
Weighted-average discount rate |  |  |  |
Operating leases | 3.12% | 3.11% | 3.12% | 3.11%
Finance leases | 4.58% | 4.31% | 4.58% | 4.31%

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- Definition Amount of cash outflow for principal payment on finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(1) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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