Summary of Significant Accounting Policies Text Tags (Details) $ in Thousands	Dec. 31, 2021 USD ($)	Mar. 31, 2021 USD ($)
Accounting Policies [Abstract]
Financing Receivable, Number of Principal and Interest Payment Deferrals	6	71
Financing Receivable, Principal and Interest Deferred Payments	$ 7,800	$ 72,600
Number of Loans Originated Under the Paycheck Protection Program	420
Loans Originated Under the Paycheck Protection Program, Amount	$ 57,100
Advances under Paycheck Protection Program Liquidity Facility	$ 395	$ 23,700