CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Sep. 30, 2012	Apr. 01, 2012
Statement of Financial Position [Abstract]
Allowance for Receivable	$ 3,990	$ 3,009
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized (in shares)	10,000	10,000
Preferred stock, shares issued (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	350,000	350,000
Common stock, shares outstanding (in shares)	144,154	142,194
Treasury stock, at cost (in shares)	90,426	90,426