Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data	Jul. 02, 2011	Mar. 31, 2011
Assets
Allowance for doubtful accounts	$ 6,830	$ 7,121	[1]
Stockholders' Equity
Preferred stock, par value	$ 1.00	$ 1.00	[1]
Preferred stock, shares authorized	5,000	5,000	[1]
Preferred stock, shares issued	0	0	[1]
Common stock, par value	$ 0.001	$ 0.001	[1]
Common stock, shares authorized	100,000	100,000	[1]
Common stock, shares issued	25,730	25,561	[1]
Common stock, shares outstanding	18,042	17,918	[1]
Treasury stock, shares	7,688	7,643	[1]

[1] Derived from audited financial statements