Leases - Schedule of components of lease cost for operating and finance leases (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finance lease cost:
Amortization of ROU assets	$ 15,549	$ 12,483	$ 9,302
Interest on lease liabilities	2,538	2,454	2,997
Operating lease cost	81,637	88,596	74,436
Short-term lease cost	1,057	1,643	438
Variable lease cost	5,307	5,347	4,052
Total lease cost	$ 106,088	$ 110,523	$ 91,225

Finance lease costs abstract.

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- Definition

Amount of interest expense on finance lease liability.

+ References

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- Definition

Amount of amortization expense attributable to right-of-use asset from finance lease.

+ References

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- Definition

Amount of lease cost recognized by lessee for lease contract.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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-Publisher FASB
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- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

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- Definition

Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

+ References

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