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Description of the Company and Basis of Presentation (Details)	3 Months Ended	6 Months Ended	12 Months Ended
	Sep. 24, 2016 store state Vote shares	Sep. 24, 2016 store state Vote shares	Mar. 26, 2016 store state shares	Jun. 08, 2014
Business Operations
Number of shares authorized	100,000,000	100,000,000	100,000,000
Number of shares issued	26,496,712	26,496,712	26,354,000
Number of shares outstanding	26,487,002	26,487,002
Number of votes per common share | Vote	1	1
Number of stores | store	212	212	208
Number of states in which the Company operates | state	29	29	29
Fiscal Year
Fiscal quarter period, except for a 53-week fiscal year	91 days
Fiscal quarter period, for a 53-week fiscal year	98 days
Minimum
Fiscal Year
Fiscal year period			364 days
Maximum
Fiscal Year
Fiscal year period		371 days
American Worker
Business Operations
Number of stores | store	2	2
WW Holding Corporation | Boot Barn Holding Corporation
Business Operations
Ownership percentage (as a percent)				95.00%

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