CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Jan. 01, 2012	Mar. 31, 2011
CONDENSED CONSOLIDATED BALANCE SHEETS
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, Authorized shares	180,000,000	180,000,000
Common stock, Issued shares	32,976,504	33,519,072
Common stock, Outstanding shares	32,976,504	33,519,072
Common stock in treasury, shares	8,578,945	8,036,377