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Commitments and Contingencies Leases (Tables)
9 Months Ended
Sep. 30, 2021
Leases [Abstract]  
Lease, Cost
The components of lease expenses were as follows:
Three Months Ended September 30,Nine Months Ended September 30,
2021202020212020
Operating lease expense$161 $174 $492 $469 
Financing lease expense:
Amortization of leased assets
207 184 598 511 
Interest on lease liabilities
— — 
Net lease expense$368 $358 $1,091 $981 
Schedule of Future Minimum Rental Payments for Operating Leases
At September 30, 2021, future minimum gross lease payments relating to these non-cancellable operating and finance lease agreements were as follows:
Operating LeasesFinance LeasesTotal
Remaining in 2021$156 $$161 
2022636 15 651 
2023619 623 
2024602 417 1,019 
2025257 — 257 
Thereafter1,193 — 1,193 
Total undiscounted future minimum lease payments
3,463 441 3,904 
Less: Imputed interest(1,425)(420)(1,845)
Present value of lease liabilities
$2,038 $21 $2,059 
Lease Assets and Liabilities
The classification of operating and finance lease asset and liability balances within the Unaudited Condensed Consolidated Balance Sheets was as follows:
Financial Statement LineSeptember 30, 2021December 31, 2020
Assets
Operating lease assets
Other assets$1,832 $2,168 
Financing lease assets
Property and equipment, net677 1,214 
Total lease assets
$2,509 $3,382 
Liabilities
Operating lease liabilities
Operating lease liability$2,038 $2,311 
Financing lease liabilities
Other liabilities21 36 
Total lease liabilities
$2,059 $2,347 
Weighted Average Lease Terms
Weighted average remaining lease term and discount rate related to operating and finance leases were as follows:

September 30, 2021December 31, 2020
Weighted average remaining lease term (months)
Operating leases
55 67 
Financing leases
19 23 
Weighted average discount rate
Operating leases
3.60 %3.57 %
Financing leases
3.27 %3.27 %
Lease Liability Cash Activity
Other cash and non-cash related activities were as follows:

Three Months Ended September 30,Nine Months Ended September 30,
2021202020212020
Cash paid for amounts included in the measurement of lease liabilities
Investing cash flows from financing leases
$35 $27 $68 $505 
Right-of-use assets obtained in exchange for new operating lease liabilities14 — — 2,136 
Right-of-use assets obtained in exchange for new financing lease liabilities37 28 70 522