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Leases - Supplemental Cash Flow Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Cash paid for amounts included in the measurement of lease liabilities:    
Cash flows from operating activities - operating leases $ 173 $ 194
Cash flows from operating activities - finance leases 179 196
Cash flows from financing activities - finance leases $ 351 $ 321