Segments and Geographic Information (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended
	May 04, 2013	Apr. 28, 2012
Segment and Geographic Information
Net income	$ 46	$ 51
Interest expense	47	66
Refinancing costs and losses on early extinguishment of debt	7
Provision for income taxes	28	28
Depreciation and amortization	25	24
Reporting segment
Segment and Geographic Information
Net income	46	51
Interest expense	47	66
Refinancing costs and losses on early extinguishment of debt	7
Provision for income taxes	28	28
Depreciation and amortization	25	24
EBITDA (excluding refinancing costs and losses on early extinguishments of debt)	$ 153	$ 169