Schedule II - Valuation and Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Allowance for Doubtful Accounts [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation Allowances and Reserves, Balance beginning of period	$ 2,661	$ 1,230	$ 1,574
Valuation Allowances and Reserves, Charged to Cost and Expense	67	546	249
Valuation Allowances and Reserves, Charged to Other Accounts	0	969	0
Valuation Allowances and Reserves, Deductions	(164)	(84)	(593)
Valuation Allowances and Reserves, Balance end of period	2,564	2,661	1,230
Valuation Allowance of Deferred Tax Assets [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation Allowances and Reserves, Balance beginning of period	11,183	10,426	9,847
Valuation Allowances and Reserves, Charged to Cost and Expense	1,278	1,354	1,148
Valuation Allowances and Reserves, Charged to Other Accounts	0	0	0
Valuation Allowances and Reserves, Deductions	(2,005)	(597)	(569)
Valuation Allowances and Reserves, Balance end of period	$ 10,456	$ 11,183	$ 10,426