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Leases (Tables)
 12 Months Ended
Dec. 31, 2022
Leases [Abstract]  
Schedule of Primary Office Leases and Maturity of Lease Liabilities
The following table summarizes our primary office leases as of December 31, 2022 (in thousands, other than term):
LocationLease Termination Term (in years)Future Minimum Lease CommitmentsLetter of Credit Amount Required
Arlington, VA9.1$32,409 $1,579 
Riverside, IL 8.338,163 232 
Edison, NJ3.31,697 222 
Alpharetta, GA2.81,295 — 
Pune, India0.7396 — 
Brea, CA4.44,229 — 
Maturity of lease liabilities (in thousands) as of December 31, 2022, is as follows:
Operating lease expense
2023$10,859 
202410,595 
202510,012 
20268,987 
20278,685 
Thereafter31,692 
Total lease payments80,830 
Less:
Interest17,698 
Present value of lease liabilities$63,132 
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 (in thousands):
For the Year Ended December 31,
202220212020
Operating lease cost$8,956 $12,991 $15,848 
Amortization of right-of-use assets— — 299 
Interest expense— — 3 
Variable lease cost5,682 5,036 5,097 
Total lease cost$14,638 $18,027 $21,247 
Our weighted-average discount rate and our weighted remaining lease terms (in years) are as follows:

December 31,
202220212020
Weighted average discount rate6.36 %6.38 %6.44 %
Weighted average remaining lease term7.88.89.4