Leases (Tables)

9 Months Ended

Sep. 30, 2021

Leases [Abstract]

Schedule of primary office leases and maturity of lease liabilities

The following table summarizes our primary office leases as of September 30, 2021 (in thousands, other than term):

Location	Lease Termination Term (in years)	Future Minimum Lease Commitments		Letter of Credit Amount Required
Arlington, VA	10.3	$	36,364	$	1,579
Riverside, IL	9.5	42,205		232
Pune, India	2.0	1,612		—
Brea, CA	0.7	739		—

Maturity of lease liabilities (in thousands) as of September 30, 2021, is as follows:

	Operating lease expense
2021	2,955
2022	9,832
2023	8,645
2024	8,378
2025	8,145
Thereafter	47,762
Total lease payments	85,717
Less:
Interest	21,704
Present value of lease liabilities	$	64,013

Schedule of components of lease expense, weighted-average discount rate and weighted-remaining lease terms

The following table summarizes the components of our lease expense for the three and nine months ended September 30, 2021 and 2020 (in thousands):

	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
	2021		2020		2021		2020
Operating lease cost	$	2,417	$	6,389	$	9,672	$	13,031
Amortization of right-of-use assets	—		—		—		299
Interest expense	—		—		—		3
Variable lease cost	1,183		1,327		3,696		3,844
Total lease cost	$	3,600	$	7,716	$	13,368	$	17,177

Our weighted-average discount rate and our weighted remaining lease terms (in years) as of September 30, 2021 are as follows:

Weighted average discount rate	6.43	%
Weighted average remaining lease term	9.1