Condensed Consolidated Statements of Stockholders' Deficit - USD ($) $ in Thousands	Total	Common Stock [Member]	Capital in Excess of Par Value [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Loss [Member]		Accumulated Deficit [Member]
Balance at Mar. 31, 2021	$ (818,853)	$ 64	$ 978,272	$ (12,606)	$ (530,192)	[1]	$ (1,254,391)
Balance (in shares) at Mar. 31, 2021		64,185,001
Net loss	(30,351)						(30,351)
Foreign currency translation adjustment	2,749				2,749
Pension liability adjustment, net of income taxes	20,629				20,629
Change in fair value of foreign currency hedges, net of income taxes	(706)				(706)
Share-based compensation	2,470		(11,505)	13,975
Share-based compensation, shares		355,821
Repurchase of shares for share-based compensation minimum tax obligation	(2,336)			(2,336)
Repurchase of shares for share-based compensation minimum tax obligation, shares		(116,796)
Employee stock purchase plan	172		(235)	407
Employee stock purchase plan, shares		9,794
Balance at Jun. 30, 2021	(826,226)	$ 64	966,532	(560)	(507,520)	[1]	(1,284,742)
Balance (in shares) at Jun. 30, 2021		64,433,820
Balance at Mar. 31, 2022	(787,423)	$ 64	973,112	(96)	(463,354)	[1]	(1,297,149)
Balance (in shares) at Mar. 31, 2022		64,614,382
Net loss	(10,342)						(10,342)
Foreign currency translation adjustment	(10,382)				(10,382)
Pension liability adjustment, net of income taxes	5,323				5,323
Change in fair value of foreign currency hedges, net of income taxes	(838)				(838)
Share-based compensation	1,657	$ 1	1,656
Share-based compensation, shares		471,676
Repurchase of shares for share-based compensation minimum tax obligation	(3,442)			(3,442)
Repurchase of shares for share-based compensation minimum tax obligation, shares		(172,282)
Retirement of treasury shares			(3,538)	$ 3,538
Employee stock purchase plan	160		160
Employee stock purchase plan, shares		6,605
Balance at Jun. 30, 2022	$ (805,287)	$ 65	$ 971,390		$ (469,251)	[1]	$ (1,307,491)
Balance (in shares) at Jun. 30, 2022		64,920,381

[1] Net of tax