Allowance for Current Expected Credit Loss (Details) - USD ($) $ in Thousands	9 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Mar. 31, 2021
Allowance for Expected Credit Loss
Change in provision for expected credit losses	$ 88	$ 5,693
Trade Accounts Receivable
Allowance for Expected Credit Loss
Accounts receivable-trade, allowance for expected credit loss	2,227		$ 2,192
Change in provision for expected credit losses	88
Write-offs charged against the provision	(49)
Disposition of Sawtooth (see Note 15)	(4)
Notes Receivable and Other
Allowance for Expected Credit Loss
Change in provision for expected credit losses	0
Write-offs charged against the provision	0
Notes receivable and other, allowance for expected credit loss	$ 458		$ 458