Revenue Recognition - Schedule of Contract Assets and Contract Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Recovery Asset
Beginning Balance	$ 10,704	$ 9,663
Net additions to sales return allowance*	5,803	8,553
Actual returns	(6,750)	(7,801)
Ending Balance	9,757	10,415
Refund Liability
Beginning Balance	(37,717)	(25,667)
Net additions to sales return allowance*	(20,896)	(25,782)
Actual returns	27,883	23,573
Ending Balance	$ (30,730)	$ (27,876)