Computation of Earnings per Common Share Computation of Earnings Per Common Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	May 03, 2014	May 04, 2013
Numerator:
Income from continuing operations	$ 96,210	$ 170,421
Loss from discontinued operations, net of income taxes	0	(494)
Net income	$ 96,210	$ 169,927
Denominator:
Weighted-average common shares outstanding	643,492,000	655,970,000
Employee stock options and restricted shares	5,700,000	8,114,000
Employee stock options and restricted shares	649,192,000	664,084,000
Basic Earnings Per Common Share:
Continuing operations	$ 0.15	$ 0.26
Discontinued operations	$ 0.00	$ 0.00
Net income	$ 0.15	$ 0.26
Diluted Earnings Per Common Share:
Continuing operations	$ 0.15	$ 0.26
Discontinued operations	$ 0.00	$ 0.00
Net income	$ 0.15	$ 0.26
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	33,400,000	39,100,000