Background and Basis of Presentation (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	6 Months Ended
	Sep. 28, 2012	Mar. 30, 2012
Common Stock Repurchase Program Activities [Abstract]
Shares available for repurchase, beginning balance	437
Shares repurchased	(382)
Shares available for repurchase, ending balance	55
Common Stock Repurchase Activities Value [Abstract]
Shares repurchased	(382)
Average price per share of common stock repurchased	$ 20.26
Additional paid-in capital	$ 0
Share repurchases in excess of additional paid-in capital balance, impact on retained earnings	5,541	7,154
Statement [Line Items]
Stock Repurchased and Retired During Period, Value	7,740
Common Stock [Member]
Statement [Line Items]
Stock Repurchased and Retired During Period, Value	4
Additional Paid-in Capital [Member]
Statement [Line Items]
Stock Repurchased and Retired During Period, Value	$ 7,736