Schedule II - Valuation and Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Allowance for Doubtful Accounts
Valuation and Qualifying Accounts
Balance at Beginning of Fiscal Year		$ 123	$ 132
Charged to (Reduction of) Expense		1
Deductions			9
Balance at End of Fiscal Year	124	124	123
Inventory Valuation
Valuation and Qualifying Accounts
Balance at Beginning of Fiscal Year	3,486	2,482	2,744
Charged to (Reduction of) Expense	1,745	4,585	1,280
Deductions	3,759	3,581	1,542
Balance at End of Fiscal Year	1,472	3,486	2,482
Deferred Tax Asset Valuation Allowance
Valuation and Qualifying Accounts
Balance at Beginning of Fiscal Year	2,032	2,017	2,097
Charged to (Reduction of) Expense	80	15	(80)
Balance at End of Fiscal Year	$ 2,112	$ 2,032	$ 2,017