Commitments and Contingencies (Details) - USD ($)	3 Months Ended		9 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Mar. 31, 2019
Change in warranty return accrual [Roll Forward]
Balance at beginning of period	$ 20,875,000	$ 22,499,000	$ 21,093,000	$ 18,300,000
Charged to expense	30,282,000	26,194,000	88,380,000	80,155,000
Amounts processed	(32,425,000)	(31,540,000)	(90,741,000)	(81,302,000)
Balance at end of period	$ 18,732,000	$ 17,153,000	$ 18,732,000	$ 17,153,000
Contingencies [Abstract]
Estimated additional import duties					$ 17,000,000