LEASES - Summary of Future Maturities of Lease Payments for Operating Leases (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Sep. 30, 2021
Operating Leases
2022	$ 26,927
2023	29,265
2024	22,123
2025	19,790
2026	13,554
2027	10,766
Thereafter	54,382
Total lease payments	176,807
Less: Imputed Interest	(30,686)
Present value of lease liabilities	146,121	$ 149,196
Finance Leases
2022	2,362
2023	2,876
2024	2,312
2025	2,124
2026	2,106
2027	2,074
Thereafter	5,703
Total lease payments	19,557
Less: Imputed Interest	(3,629)
Present value of lease liabilities	$ 15,928	$ 16,467