Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest in Subsidiaries [Member]
Beginning balance at Mar. 31, 2019	$ 1,916,078	$ 6	$ 1,656,819	$ 245,585	$ 5,338	$ 8,330
Beginning balance, shares at Mar. 31, 2019		60,550,093
Exercise of stock options	21,060		21,060
Exercise of stock options, shares		340,373
Issuance of stock under Employee Stock Purchase Plan	17,350		17,350
Issuance of stock under Employee Stock Purchase Plan, shares		311,137
Stock-based compensation	99,200		99,200
Shares issued in settlement of certain accrued employee compensation liabilities	22,829		22,829
Shares issued in settlement of certain accrued employee compensation liabilities, shares		255,615
RSU awards vesting, net of shares withheld for taxes which have been retired	(28,802)		(28,802)
RSU awards vesting, net of shares withheld for taxes which have been retired, shares		689,922
Net (loss) income	13,813			(212)		14,025
Other comprehensive (loss) income, net of tax	(11,386)				(11,386)
Ending balance at Mar. 31, 2020	2,050,142	$ 6	1,788,456	245,373	(6,048)	22,355
Ending balance, shares at Mar. 31, 2020		62,147,140
Issuance of stock under Employee Stock Purchase Plan	19,101		19,101
Issuance of stock under Employee Stock Purchase Plan, shares		638,792
Common stock issued in private placement, net of issuance costs	174,749	$ 1	174,748
Common stock issued in private placement, net of issuance costs, shares		4,474,559
Stock-based compensation	98,560		98,560
Shares issued in settlement of certain accrued employee compensation liabilities	25,406		25,406
Shares issued in settlement of certain accrued employee compensation liabilities, shares		580,846
RSU awards vesting, net of shares withheld for taxes which have been retired	(13,676)		(13,676)
RSU awards vesting, net of shares withheld for taxes which have been retired, shares		687,796
Net (loss) income	17,101			3,691		13,410
Other comprehensive (loss) income, net of tax	15,851				15,851
Ending balance at Mar. 31, 2021	2,387,234	$ 7	2,092,595	249,064	9,803	35,765
Ending balance, shares at Mar. 31, 2021		68,529,133
Exercise of stock options	1,526		1,526
Exercise of stock options, shares		27,107
Issuance of stock under Employee Stock Purchase Plan	19,023		19,023
Issuance of stock under Employee Stock Purchase Plan, shares		586,203
Stock-based compensation	100,118		100,118
Shares issued in settlement of certain accrued employee compensation liabilities	24,488		24,488
Shares issued in settlement of certain accrued employee compensation liabilities, shares		457,130
RSU awards vesting, net of shares withheld for taxes which have been retired	(22,969)		(22,969)
RSU awards vesting, net of shares withheld for taxes which have been retired, shares		829,054
Shares issued in connection with acquisition of business	207,169		207,169
Shares issued in connection with acquisition of business, shares		4,000,189
Other	(88)					(88)
Net (loss) income	(2,483)			15,534		13,051
Other comprehensive (loss) income, net of tax	(31,424)				(31,424)
Ending balance at Mar. 31, 2022	$ 2,682,594	$ 7	$ 2,421,950	$ 233,530	$ (21,621)	$ 48,728
Ending balance, shares at Mar. 31, 2022		74,428,816