Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Mar. 31, 2021
Deferred tax assets
Amortization and impairment of intangible assets	$ 4,828	$ 7,302
Nonvested stock-based compensation	7,695	7,138
Operating lease liabilities	37,020	37,707
Uniform capitalization adjustment to inventory	11,996	5,256
Bad debt allowance and other reserves	26,627	19,321
Accrued bonuses	7,572	8,491
Foreign currency translation	649	646
Net operating loss carry-forwards, net of valuation allowances	1,802	1,663
Deferred revenue	22,074	817
Other	1,375	2,231
Gross deferred tax assets	121,638	90,572
Valuation allowances	(1,206)	(1,197)
Total	120,432	89,375
Deferred tax liabilities
Prepaid expenses	(5,460)	(3,829)
Operating lease assets	(28,831)	(30,754)
Depreciation of property and equipment	(21,924)	(17,598)
Total	(56,215)	(52,181)
Deferred tax assets, net	$ 64,217	$ 37,194