Segment Data Segment Data (Details 1) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Jun. 30, 2013	Jun. 30, 2012
Segment Reporting Information [Line Items]
Segment Assets	$ 3,330,314	$ 3,301,039	$ 3,301,039
Industrial [Member]
Segment Reporting Information [Line Items]
Segment Assets	1,207,569	1,190,026
Infrastructure [Member]
Segment Reporting Information [Line Items]
Segment Assets	1,564,076	1,522,470
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Segment Assets	$ 558,669	$ 588,543