Related Parties - Right of Use Assets and Lease Liability under ASC 842 (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Finance          
Right-of-use asset, net $ 58,393 $ 47,892 $ 40,218 $ 36,904 $ 19,088
Lease liabilities - current portion 5,354 5,004 4,414 3,877 2,272
Lease liabilities 57,234 45,516 38,103 35,058 17,168
Total present value of minimum lease payments 62,588     38,935  
Operating          
Right-of-use asset, net 45,753 40,022 32,881 30,076 22,045
Lease liabilities - current portion 4,264 4,015 3,497 3,277 2,541
Lease Liabilities 43,657 $ 37,777 $ 30,907 28,120 $ 20,601
Total present value of minimum lease payments 47,921     29,605  
Various Related Parties and Benjamin Atkins          
Finance          
Right-of-use asset, net 2,080     3,425  
Lease liabilities - current portion 207     281  
Lease liabilities 2,184     3,500  
Total present value of minimum lease payments 2,391     3,781  
Operating          
Right-of-use asset, net 6,116     12,003  
Lease liabilities - current portion 725     1,539  
Lease Liabilities 5,790     11,083  
Total present value of minimum lease payments $ 6,515     $ 12,622