Property, Plant And Equipment (Components Of Property, Plant And Equipment) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Jun. 30, 2015
Depreciation	$ 9,060	$ 8,296	$ 17,943	$ 16,744
Land	36,459		36,459		$ 36,386
Buildings and improvements	96,710		96,710		88,507
Machinery and equipment	380,558		380,558		359,183
Furniture and fixtures	13,029		13,029		10,272
Leasehold improvements	21,309		21,309		19,257
Construction in progress	28,113		28,113		11,444
Property, plant and equipment, gross	576,178		576,178		525,049
Less: Accumulated depreciation and amortization	193,348		193,348		180,787
Property, plant and equipment, net	$ 382,830		$ 382,830		$ 344,262