Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Summary of Components of Lease Expense

The components of lease expense were as follows (in thousands):

	Year Ended December 31,
	2021			2020
Operating lease cost	$	50,798		$	42,272
Short-term lease cost		969			908
Variable lease cost		6,742			5,984
Sublease income		(2,734	)		(3,645	)
Total lease cost	$	55,775		$	45,519

Summary of Supplemental Information Related to Leases

Supplemental information related to leases were as follows:

	Year Ended December 31,
	2021			2020
Weighted-average remaining lease term	7.1 years			7.9 years
Weighted-average discount rate		3.0	%		3.4	%

Summary of Maturities of Lease Commitments

Maturities of lease commitments as of December 31, 2021 were as follows (in thousands):

Year	Amount
2022	$	53,990
2023		50,201
2024		43,740
2025		39,020
2026		35,397
Thereafter		96,113
Total undiscounted lease commitments		318,461
Less: commitments for leases not yet commenced		(249	)
Less: interest		(33,614	)
Present value of lease liabilities		284,598
Less: operating lease liabilities, current		(46,149	)
Operating lease liabilities, non-current	$	238,449