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
Valuation and Qualifying Accounts
Balance at Beginning of Fiscal Year	$ 124	$ 124	$ 123
Charged to (Reduction of) Expense	(83)	0	1
Balance at End of Fiscal Year	41	124	124
Inventory Valuation
Valuation and Qualifying Accounts
Balance at Beginning of Fiscal Year	1,472	3,486	2,482
Charged to (Reduction of) Expense	876	1,745	4,585
Deductions	346	3,759	3,581
Balance at End of Fiscal Year	2,002	1,472	3,486
Deferred Tax Asset Valuation Allowance
Valuation and Qualifying Accounts
Balance at Beginning of Fiscal Year	2,112	2,032	2,017
Charged to (Reduction of) Expense	28	80	15
Balance at End of Fiscal Year	$ 2,140	$ 2,112	$ 2,032