Acquisitions (Details)	3 Months Ended
	Jun. 28, 2014 numberofstores
Hennelly Acquistion [Member]
Business Acquisition [Line Items]
Number of stores acquired	35
Lentz Acquisition [Member]
Business Acquisition [Line Items]
Number of stores acquired	10
Kan Rock Acquisition [Member]
Business Acquisition [Line Items]
Number of stores acquired	9
Bald Tire Acquisition [Member]
Business Acquisition [Line Items]
Number of stores acquired	2