LEASES (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Sep. 30, 2020
Lessee, Lease, Description [Line Items]
Operating Lease, Weighted Average Discount Rate, Percent	6.00%
Operating Lease, Weighted Average Remaining Lease Term	5 years 9 months 18 days
Lease, Cost	$ 7,100,000	$ 9,100,000	$ 9,700,000
Operating Lease, Payments	7,600,000	9,000,000	9,800,000
Lessee, Operating Lease, Liability, Payments, Due Next Rolling Twelve Months	6,671,000
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Two	5,742,000
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Three	4,925,000
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Four	5,015,000
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Five	5,168,000
Lessee, Operating Lease, Liability, Payments, Due after Rolling Year Five	6,500,000
Less effects of discounting	(5,544,000)
Operating Lease, Liability	28,477,000
Operating Lease, Liability, Current	5,098,000	5,870,000
Operating Lease, Liability, Noncurrent	23,379,000	28,462,000
2022	7,323,000
2023	6,276,000
2024	5,395,000
2025	5,468,000
2026	5,187,000
Thereafter	6,502,000
Total	36,151,000
Lessee, Operating Lease, Liability, Payments, Due	34,021,000
Finance Lease, Liability, Payments, Due Next Twelve Months	264,000
Finance Lease, Liability, Payments, Due in Rolling Year Two	219,000
Finance Lease, Liability, Payments, Due in Rolling Year Three	72,000
Finance Lease, Liability, Payment, Due	555,000
Finance Lease, Liability, Undiscounted Excess Amount	(10,000)
Finance Lease, Liability	545,000
Finance Lease, Liability, Current	256,000
Finance Lease, Liability, Noncurrent	$ 289,000	$ 472,000
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Other Liabilities	Other Liabilities
Finance Lease, Weighted Average Discount Rate, Percent				230.00%
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 500,000
Sublease Income	600,000	$ 800,000	1,300,000
Payments for Rent	$ 9,000,000	$ 10,200,000	$ 10,300,000
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Accrued expenses and other current liabilities	Accrued expenses and other current liabilities
Operating Leases on Vacated Facilities [Member]
Lessee, Lease, Description [Line Items]
Effect on Future Cash Flows, Amount	$ 1,700,000