Consensed 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, 2012	$ 330,421			$ (2,922)	$ (35,751)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive loss, net of tax	(1,776)			(1,776)	0
Ending balance at Jun. 30, 2012
Beginning 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)	(11,959)	0	(12,375)	0	0	416
Restricted stock surrendered	(118)	(118)	0	0	0	0
Stock-based compensation	2,955	2,955	0		0	0
Other comprehensive loss, net of tax	(1,223)	0	0	(702)	(521)	0
Ending balance at Sep. 30, 2012	320,076	460,334	(103,717)	(3,624)	(36,272)	3,355
Beginning balance at Jun. 30, 2012
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	18,313
Other comprehensive loss, net of tax	553			1,074	(521)
Ending balance at Sep. 30, 2012	320,076			(3,624)	(36,272)
Beginning balance at Mar. 31, 2013	342,031			(5,724)	(49,468)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive loss, net of tax	1,271			749	522
Ending balance at Jun. 30, 2013
Beginning balance at Mar. 31, 2013	342,031	460,914	(67,329)	(5,724)	(49,468)	3,638
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(82,819)	0	(82,844)			25
Stock-based compensation	1,097	1,097	0			0
Other comprehensive loss, net of tax	3,654	0	0	2,610	1,044	0
Ending balance at Sep. 30, 2013	263,963	462,011	(150,173)	(3,114)	(48,424)	3,663
Beginning balance at Jun. 30, 2013
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(46,086)
Other comprehensive loss, net of tax	2,383			1,861	522
Ending balance at Sep. 30, 2013	$ 263,963			$ (3,114)	$ (48,424)