Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data	Jun. 30, 2011	Jun. 30, 2010
Consolidated Balance Sheets
Preferred stock, at par value	$ 0.1	$ 0.1
Preferred stock, shares authorized	10,000	10,000
Preferred stock, shares issued	0	0
Common stock, at par value	$ 0.1	$ 0.1
Common stock, shares authorized	80,000	80,000
Common stock, shares issued	40,273	39,366
Treasury stock, shares at cost	10,077	9,117