Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details 3)

v2.4.1.9
Summary of Significant Accounting Policies (Details 3) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jan. 31, 2015
Feb. 01, 2014
Feb. 02, 2013
Goodwill      
Impairment charge for goodwill $ 0us-gaap_GoodwillImpairmentLoss $ 0us-gaap_GoodwillImpairmentLoss  
Impairment of Long-Lived Assets      
Impairment charges for long-lived assets   2us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 7us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
Account activity related to closed facilities      
Balance at beginning of fiscal year 5us-gaap_RestructuringReserve 8us-gaap_RestructuringReserve 9us-gaap_RestructuringReserve
Additions charged to costs and expenses 2us-gaap_RestructuringCharges 5us-gaap_RestructuringCharges 5us-gaap_RestructuringCharges
Payment of rental obligations and other (3)us-gaap_PaymentsForRestructuring (8)us-gaap_PaymentsForRestructuring (6)us-gaap_PaymentsForRestructuring
Balance at end of fiscal year 4us-gaap_RestructuringReserve 5us-gaap_RestructuringReserve 8us-gaap_RestructuringReserve
Revenue Recognition      
Maximum period allowed for return of merchandise 120 days    
Selling, General and Administrative Expense      
Advertising expenses 185us-gaap_AdvertisingExpense 181us-gaap_AdvertisingExpense 179us-gaap_AdvertisingExpense
ScrapHD      
Goodwill      
Impairment charge for goodwill     1us-gaap_GoodwillImpairmentLoss
/ us-gaap_StatementBusinessSegmentsAxis
= mik_OnlineScrapbookingBusinessSegmentMember
Impairment of Long-Lived Assets      
Impairment charges for long-lived assets     7us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
/ us-gaap_StatementBusinessSegmentsAxis
= mik_OnlineScrapbookingBusinessSegmentMember
Maximum      
Impairment of Long-Lived Assets      
Impairment charges for long-lived assets $ 1us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
/ us-gaap_RangeAxis
= us-gaap_MaximumMember