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COMMITMENTS AND CONTINGENCIES (Tables)
 6 Months Ended
Jun. 30, 2021
Commitments and Contingencies Disclosure [Abstract]  
Components of Lease
The components of lease expense are presented as follows:
Three Months Ended
June 30,		Six Months Ended
June 30,
2021202020212020
(In thousands)
Operating lease costs$1,815 $1,280 $3,446 $2,502 
The components of lease liabilities are presented as follows:
June 30,
2021		December 31,
2020
(In thousands)
Operating lease liabilities, current (Accrued liabilities)
$4,603 $4,542 
Operating lease liabilities, noncurrent (Other liabilities)
12,915 15,209 
Total operating lease liabilities
$17,518 $19,751 
Supplemental lease information:
Weighted average remaining lease term
6.2 years6.4 years
Weighted average discount rate
7.6%7.7%
Supplemental cash flow and other information related to operating leases, are as follows:
Three Months Ended
June 30,		Six Months Ended
June 30,
2021202020212020
(In thousands)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases
$1,425 $1,145 $2,786 $2,159 
Non-cash investing activities:
Lease liabilities arising from obtaining right-of-use assets
$— $— $— $2,941 
Schedule of Future Minimum Rental Payments for Operating Leases
Undiscounted cash flows of operating lease liabilities as of June 30, 2021 are as follows:
Lease Amounts
(In thousands)
Year:
2021 (remaining six months)$3,023 
20224,634 
20234,012 
20243,043 
20252,262 
2026 and thereafter3,959 
Total lease payments
20,933 
Less: imputed lease interest
(3,415)
Total lease liabilities
$17,518