Annual report pursuant to Section 13 and 15(d)

Quarterly Results of Operations (Unaudited) (Details 2)

v2.4.1.9
Quarterly Results of Operations (Unaudited) (Details 2)
12 Months Ended
Jan. 31, 2015
item
Feb. 01, 2014
Feb. 02, 2013
Debt      
Fiscal Period Duration 364 days 364 days 371 days
Number of weeks in a fiscal quarter 13mik_NumberOfWeeksInFiscalQuarters    
Number of weeks after the end of previous fiscal year 13mik_FirstQuarterFullWeeksElapsedPeriod    
Minimum      
Debt      
Number of weeks in a fiscal year 52mik_NumberOfWeeksInFiscalYear
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
   
Fiscal Period Duration 364 days    
Maximum      
Debt      
Number of weeks in a fiscal year 53mik_NumberOfWeeksInFiscalYear
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
   
Fiscal Period Duration 371 days