Long-Term Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Nov. 01, 2014	May 03, 2014	Oct. 26, 2013
Other Long-Term Liabilities [Abstract]
Deferred rent	$ 99,454	$ 128,280	$ 139,609
Microsoft Commercial Agreement financing transaction (see Note 14)	183,211	140,714	96,979
Tax liabilities and reserves	69,430	51,399	50,149
Pension liability (see Note 13)	19,359	11,154	18,822
Other	28,980	35,442	17,819
Total long-term liabilities	$ 400,434	$ 366,989	$ 323,378