Segment Data - Sales and Operating Income (Loss) by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
External sales:
Total sales	$ 524,021	$ 675,631	$ 1,079,376	$ 1,370,572
Operating income (loss):
Total operating loss	(233,956)	(333,771)	(227,343)	(272,751)
Interest expense	6,803	7,960	13,782	16,170
Other (income) expense, net	(732)	2,223	353	409
Loss from continuing operations before income taxes	(240,027)	(343,954)	(241,478)	(289,330)
Industrial [Member]
External sales:
Total sales	310,883	371,557	624,217	749,415
Operating income (loss):
Total operating loss	7,360	41,795	27,109	85,812
Infrastructure [Member]
External sales:
Total sales	213,138	304,074	455,159	621,157
Operating income (loss):
Total operating loss	(237,738)	(371,920)	(246,166)	(352,699)
Corporate [Member]
Operating income (loss):
Total operating loss	$ (3,578)	$ (3,646)	$ (8,286)	$ (5,864)