Annual report pursuant to Section 13 and 15(d)

LEASES - Lease Related Costs (Details)

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LEASES - Lease Related Costs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Finance lease cost    
Amortization of right-of-use assets $ 5,512 $ 6,062
Interest on lease liabilities 1,158 1,142
Total finance lease cost 6,670 7,204
Operating lease cost    
Operating lease cost 30,195 36,003
Short-term lease cost 255 1,396
Variable lease cost 22,394 11,087
Total operating lease cost 52,844 48,486
Total lease cost $ 59,514 $ 55,690