LEASES - Schedule of Right of Use Assets and Lease Liabilities (Details) - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2023	Jul. 01, 2022	Sep. 30, 2022
Operating leases:
Operating lease ROU assets	$ 53,104	$ 50,284	$ 56,625
Current operating lease liabilities	6,985	6,348	7,223
Non-current operating lease liabilities	47,691	45,111	$ 50,680
Total operating lease liabilities	$ 54,676	$ 51,459
Weighted average remaining lease term (in years)	11 years 11 months 4 days	12 years 1 month 6 days
Weighted average discount rate	3.18%	3.11%
Cash paid for amounts included in the measurement of lease liabilities	$ 6,611	$ 5,674