Schedule II - Valuation and Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 10,559	$ 13,436	$ 10,823
Charged to cost and expenses	7,839	17,360	18,604
Charged to other accounts	0	0	0
Deductions	(10,585)	(20,237)	(15,991)
Balance at end of period	7,813	10,559	13,436
Reserve for doubtful accounts [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	6,653	9,126	6,379
Charged to cost and expenses	3,177	3,099	4,841
Charged to other accounts	0	0	0
Deductions	(4,366)	(5,572)	(2,094)
Balance at end of period	5,464	6,653	9,126
Reserve for returns [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	3,906	4,310	4,444
Charged to cost and expenses	4,662	14,261	13,763
Charged to other accounts	0	0	0
Deductions	(6,219)	(14,665)	(13,897)
Balance at end of period	$ 2,349	$ 3,906	$ 4,310