Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Significant Changes in Contract Liabilities) (Details)

v3.21.2
Summary of Significant Accounting Policies (Significant Changes in Contract Liabilities) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Deferred revenue        
Beginning Balance $ 1,117 $ 2 $ 946 $ 631
Cash receipts (Payments) 2,706 4,371 20,633 18,107
Less: Impact on Revenue 3,573 4,366 21,329 18,731
Other 0 0 0 0
Ending Balance 250 7 250 7
Payables to customers related to BTC        
Beginning Balance 699 75,330 914 255,193
Cash receipts (Payments) 0 (31,818) (215) (214,637)
Less: Impact on Revenue 0 0 0 0
Other 0 0 0 2,956
Ending Balance 699 43,512 699 43,512
Total        
Beginning Balance 1,816 75,332 1,860 255,824
Cash receipts (Payments) 2,706 (27,447) 20,418 (196,530)
Less: Impact on Revenue 3,573 4,366 21,329 18,731
Other 0 0 0 2,956
Ending Balance $ 949 $ 43,519 $ 949 $ 43,519