STATEMENTS OF CONSOLIDATED STOCKHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Total	Common Stock [Member]	Retained Deficit [Member]	Currency Translation Adjustment [Member]	Pensions, Net of Tax [Member]	Noncontrolling Interest [Member]
Beginning balance at Mar. 31, 2010	$ 394,922	$ 460,971	$ (49,242)	$ (3,691)	$ (17,638)	$ 4,522
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(72,148)	0	(71,551)	0	0	(597)
Restricted stock surrendered	(582)	(582)	0	0	0	0
Exercise of employee stock options	130	130	0	0	0	0
Stock-based compensation	3,888	3,888	0	0	0	0
Shares purchased	(9,042)	(9,042)	0	0	0	0
Noncontrolling interest dividend paid	(284)	0	0	0	0	(284)
Purchase of additional investment in subsidiary	(380)	44	0	0	0	(424)
Other comprehensive loss, net of tax	(492)	0	0	2,315	(2,789)	(18)
Ending balance at Mar. 31, 2011	316,012	455,409	(120,793)	(1,376)	(20,427)	3,199
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	29,191	0	29,451	0	0	(260)
Restricted stock surrendered	(198)	(198)	0	0	0	0
Stock-based compensation	2,286	2,286	0	0	0	0
Other comprehensive loss, net of tax	(16,870)	0	0	(1,546)	(15,324)	0
Ending balance at Mar. 31, 2012	330,421	457,497	(91,342)	(2,922)	(35,751)	2,939
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	24,712	0	24,013	0	0	699
Restricted stock surrendered	(159)	(159)	0	0	0	0
Stock-based compensation	3,576	3,576	0	0	0	0
Other comprehensive loss, net of tax	(16,519)	0	0	(2,802)	(13,717)	0
Ending balance at Mar. 31, 2013	$ 342,031	$ 460,914	$ (67,329)	$ (5,724)	$ (49,468)	$ 3,638