LEASES - Operating and Finance Lease Liability (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Sep. 30, 2019
Operating Leases
2020	$ 24,415
2021	30,922
2022	31,282
2023	31,047
2024	31,115
Thereafter	734,067
Total future lease payments	882,848
Less: amounts representing interest	(513,106)
Plus: residual values	0
Present value of future lease payments	369,742
Less: current portion of lease obligations	(9,894)	$ 0
Lease obligations, net of current portion	359,848
Financing Leases
2020	2,502
2021	3,131
2022	3,130
2023	2,934
2024	2,568
Thereafter	33,442
Present value of future lease payments	47,707
Less: amounts representing interest	(16,197)
Plus: residual values	327
Present value of future lease payments	31,837
Less: current portion of lease obligations	(1,794)	$ (1,133)
Lease obligations, net of current portion	$ 30,043