LEASES - Future Minimum Lease Payments Under Noncancelable Leases - For Period Ending June 30, 2020 (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Operating Leases
2020 (excluding the six months ended June 30, 2020)	$ 16,943
2021	32,892	$ 32,691
2022	30,562	31,105
2023	26,056	28,637
2024	21,614	24,242
Thereafter	66,120
Total minimum lease payments	194,187	194,412
Less: amount representing interest	42,718	42,792
Present value of lease liabilities held for sale	4,210	5,767
Present value of lease liabilities	147,259	145,853
Less: Sublease Income
2020 (excluding the six months ended June 30, 2020)	740
2021	1,555	1,607
2022	1,575	1,641
2023	1,116	1,662
2024	603	1,142
Thereafter	2,454
Total minimum lease payments	8,043	9,234
Net Operating Lease
2020 (excluding the six months ended June 30, 2020)	16,203
2021	31,337	31,084
2022	28,987	29,464
2023	24,940	26,975
2024	21,011	23,100
Thereafter	63,666
Total minimum lease payments	186,144	185,178
Finance Leases
2020 (excluding the six months ended June 30, 2020)	547
2021	1,107	1,093
2022	1,123	1,108
2023	1,140	1,123
2024	1,188	1,141
Thereafter	7,532
Total minimum lease payments	12,637	13,148
Less: amount representing interest	5,043	5,368
Present value of lease liabilities held for sale	0	0
Present value of lease liabilities	$ 7,594	$ 7,780

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