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Operating Leases (Tables)
 12 Months Ended
Dec. 31, 2020
Leases [Abstract]  
Components of Lease Costs
The components of lease costs were as follows:
Year Ended December 31,
20202019
Operating lease costs$3,578 $3,821 
Short-term lease costs1,763 2,042 
Variable lease costs842 845 
Lease costs$6,183 $6,708 
Other information related to operating leases in continuing operations was as follows:
December 31,
20202019
Weighted average remaining lease term (years)4.214.81
Weighted average discount rate10.27 %10.32 %
Year Ended December 31,
20202019
Supplemental disclosure of cash flow information
Cash paid for operating lease liabilities$4,012 $3,877 
Operating lease right-of-use assets added in exchange for new lease liabilities417 1,137 
Maturities of Lease Liabilities
As of December 31, 2020, maturities of lease liabilities, excluding short-term and variable leases, for continuing operations were as follows:
2021$3,608 
20223,392 
20232,087 
20241,841 
20251,116 
Thereafter867 
Total12,911 
Present value adjustment(2,510)
Total$10,401 
Current portion of operating lease liabilities$2,657 
Long-term portion of operating lease liabilities7,744 
Total$10,401