Commitments and Contingencies (Tables)

3 Months Ended

Jun. 30, 2021

Commitments and Contingencies [Abstract]

Changes in Warranty Return Accrual

The following summarizes the changes in the warranty return accrual:

	Three Months Ended June 30,
	2021			2020
Balance at beginning of period	$	21,093,000		$	18,300,000
Charged to expense		27,261,000			23,089,000
Amounts processed		(28,344,000	)		(19,197,000	)
Balance at end of period	$	20,010,000		$	22,192,000