CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Statement of Comprehensive Income [Abstract]
Net income	$ 2,515	$ 1,806
Other comprehensive income, net of tax:
Unrealized gains (losses) on derivative instruments designated as cash flow hedges	3,332	(3,125)
(Gains) losses on derivative instruments designated as cash flow hedges reclassified to cost of goods sold	(4,710)	2,219
Total comprehensive income, net of tax	$ 1,137	$ 900