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Stock-Based Compensation - Restricted stock (Details) - $ / shares
1 Months Ended 3 Months Ended 9 Months Ended
Dec. 31, 2020
Sep. 30, 2020
Dec. 31, 2021
Sep. 30, 2021
Mar. 31, 2021
Dec. 31, 2020
Sep. 30, 2020
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]                  
Restricted stock canceled (in shares)     (1,520)     (6,855)   (17,280) (6,855)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]                  
Restricted stock cancelled (in dollars per share)     $ 3,850     $ 4,000.00   $ 3,970 $ 4,000.00
Restricted Stock Awards (RSA)                  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]                  
Restricted stock granted (in shares) 12,000 123,501              
Restricted stock vested (in shares)   (98,450)              
Restricted Stock Units (RSUs)                  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]                  
Restricted stock at beginning of period (in shares)     951,637   805,325 812,180   935,397 0
Restricted stock granted (in shares)     307,640 35,000 137,452 0 816,180 342,640 816,180
Restricted stock vested (in shares)     (9,750)     0 (4,000) (12,750) (4,000)
Restricted stock at end of period (in shares) 805,325 812,180 1,248,007 951,637 935,397 805,325 812,180 1,248,007 805,325
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]                  
Restricted stock at beginning of period (in dollars per share)     $ 3,960   $ 4,000.00 $ 4,000.00   $ 3,960 $ 0
Restricted stock granted (in dollars per share)     6,600     0   6,310 4,000.00
Restricted stock vested (in dollars per share)     3,750     0   3,750 4,000.00
Restricted stock at end of period (in dollars per share) $ 4,000.00 $ 4,000.00 $ 4,610 $ 3,960 $ 3,960 $ 4,000.00 $ 4,000.00 $ 4,610 $ 4,000.00