CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional paid-in Capital	Retained earnings	Accumulated other comprehensive income (loss)	Treasury Stock
Balance, beginning of the period (in shares) at Mar. 31, 2021		147,814,965
Balance, beginning of the period at Mar. 31, 2021	$ 1,080,683	$ 14,781	$ 1,630,072	$ 1,454,826	$ 7,522	$ (2,026,518)
Treasury stock, beginning balance (in shares) at Mar. 31, 2021						(79,585,710)
Increase (Decrease) in Stockholders' Equity
Employee stock awards, benefit plans and other issuances (in shares)		166,230				(249,257)
Employee stock awards, benefit plans and other issuances	(8,264)	$ 17	4,261			$ (12,542)
Non-cash stock-based compensation (in shares)		37,914
Non-cash stock-based compensation	25,394	$ 4	25,390
Restricted stock units vested (in shares)		592,061
Restricted stock units vested	0	$ 59	(59)
Liability-classified restricted stock units vested (in shares)		218,414
Liability-classified restricted stock units vested	9,823	$ 22	9,801
Acquisition-related restricted stock award (in shares)		40,600
Acquisition-related restricted stock award	0	$ 4	(4)
Acquisition of treasury stock (in shares)						(996,814)
Acquisition of treasury stock	(44,077)					$ (44,077)
Other comprehensive loss:
Foreign currency translation	(1,546)				(1,546)
Net loss	10,934			10,934
Balance, end of the period (in shares) at Sep. 30, 2021		148,870,184
Balance, end of the period at Sep. 30, 2021	1,072,947	$ 14,887	1,669,461	1,465,760	5,976	$ (2,083,137)
Treasury stock, ending balance (in shares) at Sep. 30, 2021						(80,831,781)
Balance, beginning of the period (in shares) at Jun. 30, 2021		148,659,703
Balance, beginning of the period at Jun. 30, 2021	1,080,596	$ 14,866	1,653,525	1,472,191	6,970	$ (2,066,956)
Treasury stock, beginning balance (in shares) at Jun. 30, 2021						(80,439,519)
Increase (Decrease) in Stockholders' Equity
Employee stock awards, benefit plans and other issuances (in shares)		46,675				(25,403)
Employee stock awards, benefit plans and other issuances	(184)	$ 5	992			$ (1,181)
Non-cash stock-based compensation (in shares)		29,538
Non-cash stock-based compensation	13,259	$ 3	13,256
Restricted stock units vested (in shares)		96,622
Restricted stock units vested	0	$ 9	(9)
Liability-classified restricted stock units vested (in shares)		37,646
Liability-classified restricted stock units vested	1,701	$ 4	1,697
Acquisition of treasury stock (in shares)						(366,859)
Acquisition of treasury stock	(15,000)					$ (15,000)
Other comprehensive loss:
Foreign currency translation	(994)				(994)
Net loss	(6,431)			(6,431)
Balance, end of the period (in shares) at Sep. 30, 2021		148,870,184
Balance, end of the period at Sep. 30, 2021	1,072,947	$ 14,887	1,669,461	1,465,760	5,976	$ (2,083,137)
Treasury stock, ending balance (in shares) at Sep. 30, 2021						(80,831,781)
Balance, beginning of the period (in shares) at Mar. 31, 2022		149,840,925
Balance, beginning of the period at Mar. 31, 2022	1,063,060	$ 14,984	1,721,118	1,420,993	5,730	$ (2,099,765)
Treasury stock, beginning balance (in shares) at Mar. 31, 2022						(81,205,596)
Increase (Decrease) in Stockholders' Equity
Employee stock awards, benefit plans and other issuances (in shares)		281,853				(53,975)
Employee stock awards, benefit plans and other issuances	3,301	$ 28	4,563			$ (1,290)
Non-cash stock-based compensation (in shares)		25,024
Non-cash stock-based compensation	45,932	$ 3	45,929
Restricted stock units vested (in shares)		973,150
Restricted stock units vested	0	$ 97	(97)
Liability-classified restricted stock units vested (in shares)		356,664
Liability-classified restricted stock units vested	9,326	$ 36	9,290
Acquisition of treasury stock (in shares)						(3,797,760)
Acquisition of treasury stock	(100,091)					$ (100,091)
Other comprehensive loss:
Foreign currency translation	(3,805)				(3,805)
Net loss	(57,654)			(57,654)
Balance, end of the period (in shares) at Sep. 30, 2022		151,477,616
Balance, end of the period at Sep. 30, 2022	960,069	$ 15,148	1,780,803	1,363,339	1,925	$ (2,201,146)
Treasury stock, ending balance (in shares) at Sep. 30, 2022						(85,057,331)
Balance, beginning of the period (in shares) at Jun. 30, 2022		151,031,716
Balance, beginning of the period at Jun. 30, 2022	1,005,747	$ 15,103	1,753,468	1,393,775	3,801	$ (2,160,400)
Treasury stock, beginning balance (in shares) at Jun. 30, 2022						(83,299,201)
Increase (Decrease) in Stockholders' Equity
Employee stock awards, benefit plans and other issuances (in shares)		2,957				(31,465)
Employee stock awards, benefit plans and other issuances	(706)	$ 0	2			$ (708)
Non-cash stock-based compensation (in shares)		13,227
Non-cash stock-based compensation	26,175	$ 2	26,173
Restricted stock units vested (in shares)		384,920
Restricted stock units vested	0	$ 38	(38)
Liability-classified restricted stock units vested (in shares)		44,796
Liability-classified restricted stock units vested	1,203	$ 5	1,198
Acquisition of treasury stock (in shares)						(1,726,665)
Acquisition of treasury stock	(40,038)					$ (40,038)
Other comprehensive loss:
Foreign currency translation	(1,876)				(1,876)
Net loss	(30,436)			(30,436)
Balance, end of the period (in shares) at Sep. 30, 2022		151,477,616
Balance, end of the period at Sep. 30, 2022	$ 960,069	$ 15,148	$ 1,780,803	$ 1,363,339	$ 1,925	$ (2,201,146)
Treasury stock, ending balance (in shares) at Sep. 30, 2022						(85,057,331)