Long-Term Debt, Exclusive of Current Installments (Detail) (USD $) In Thousands, unless otherwise specified	Nov. 01, 2014	Feb. 01, 2014	Nov. 02, 2013
Debt Disclosure [Line Items]
Long-term debt, exclusive of current installments	$ 1,623,817	$ 1,274,216	$ 1,274,186
4.20% Six-Year Notes
Debt Disclosure [Line Items]
Long-term debt, exclusive of current installments		399,992	399,991
6.95% Ten-Year Notes
Debt Disclosure [Line Items]
Long-term debt, exclusive of current installments	374,689	374,636	374,618
2.50% Ten-Year Notes
Debt Disclosure [Line Items]
Long-term debt, exclusive of current installments	499,622	499,588	499,577
2.75% Seven-Year Notes
Debt Disclosure [Line Items]
Long-term debt, exclusive of current installments	$ 749,506