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)		237,951				(280,521)
Employee stock awards, benefit plans and other issuances	(8,033)	$ 24	6,159			$ (14,216)
Non-cash stock-based compensation (in shares)		44,729
Non-cash stock-based compensation	43,238	$ 5	43,233
Restricted stock units vested (in shares)		895,230
Restricted stock units vested	0	$ 89	(89)
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)						(1,111,860)
Acquisition of treasury stock	(49,224)					$ (49,224)
Other comprehensive income (loss):
Foreign currency translation	(1,632)				(1,632)
Net loss	(4,441)			(4,441)
Balance, end of the period (in shares) at Dec. 31, 2021		149,251,889
Balance, end of the period at Dec. 31, 2021	1,070,414	$ 14,925	1,689,172	1,450,385	5,890	$ (2,089,958)
Treasury stock, ending balance (in shares) at Dec. 31, 2021						(80,978,091)
Balance, beginning of the period (in shares) at Sep. 30, 2021		148,870,184
Balance, beginning 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, beginning balance (in shares) at Sep. 30, 2021						(80,831,781)
Increase (Decrease) in Stockholders' Equity
Employee stock awards, benefit plans and other issuances (in shares)		71,721				(31,264)
Employee stock awards, benefit plans and other issuances	231	$ 7	1,898			$ (1,674)
Non-cash stock-based compensation (in shares)		6,815
Non-cash stock-based compensation	17,844	$ 1	17,843
Restricted stock units vested (in shares)		303,169
Restricted stock units vested	0	$ 30	(30)
Acquisition of treasury stock (in shares)						(115,046)
Acquisition of treasury stock	(5,147)					$ (5,147)
Other comprehensive income (loss):
Foreign currency translation	(86)				(86)
Net loss	(15,375)			(15,375)
Balance, end of the period (in shares) at Dec. 31, 2021		149,251,889
Balance, end of the period at Dec. 31, 2021	1,070,414	$ 14,925	1,689,172	1,450,385	5,890	$ (2,089,958)
Treasury stock, ending balance (in shares) at Dec. 31, 2021						(80,978,091)
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)		396,093				(92,417)
Employee stock awards, benefit plans and other issuances	4,201	$ 39	6,216			$ (2,054)
Non-cash stock-based compensation (in shares)		36,965
Non-cash stock-based compensation	73,905	$ 4	73,901
Restricted stock units vested (in shares)		1,421,729
Restricted stock units vested	0	$ 142	(142)
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)						(6,066,230)
Acquisition of treasury stock	(149,997)					$ (149,997)
Other comprehensive income (loss):
Foreign currency translation	(1,548)				(1,548)
Net loss	(87,338)			(87,338)
Balance, end of the period (in shares) at Dec. 31, 2022		152,052,376
Balance, end of the period at Dec. 31, 2022	911,609	$ 15,205	1,810,383	1,333,655	4,182	$ (2,251,816)
Treasury stock, ending balance (in shares) at Dec. 31, 2022						(87,364,243)
Balance, beginning of the period (in shares) at Sep. 30, 2022		151,477,616
Balance, beginning of the period at Sep. 30, 2022	960,069	$ 15,148	1,780,803	1,363,339	1,925	$ (2,201,146)
Treasury stock, beginning balance (in shares) at Sep. 30, 2022						(85,057,331)
Increase (Decrease) in Stockholders' Equity
Employee stock awards, benefit plans and other issuances (in shares)		114,240				(38,442)
Employee stock awards, benefit plans and other issuances	900	$ 11	1,653			$ (764)
Non-cash stock-based compensation (in shares)		11,941
Non-cash stock-based compensation	27,973	$ 1	27,972
Restricted stock units vested (in shares)		448,579
Restricted stock units vested	0	$ 45	(45)
Acquisition of treasury stock (in shares)						(2,268,470)
Acquisition of treasury stock	(49,906)					$ (49,906)
Other comprehensive income (loss):
Foreign currency translation	2,257				2,257
Net loss	(29,684)			(29,684)
Balance, end of the period (in shares) at Dec. 31, 2022		152,052,376
Balance, end of the period at Dec. 31, 2022	$ 911,609	$ 15,205	$ 1,810,383	$ 1,333,655	$ 4,182	$ (2,251,816)
Treasury stock, ending balance (in shares) at Dec. 31, 2022						(87,364,243)