RESTRUCTURING ACTIVITIES AND ASSET IMPAIRMENTS (Details) $ in Thousands	3 Months Ended			6 Months Ended			12 Months Ended
	Jan. 28, 2017 USD ($)	Jul. 30, 2016 USD ($) store	Jan. 30, 2016 USD ($)	Jan. 28, 2017 USD ($)	Jan. 30, 2016 USD ($)	Jan. 31, 2015 USD ($)	Jul. 30, 2016 USD ($)
Restructuring Costs [Abstract]
Restructuring and asset impairment expenses	$ 0		$ 1,985	$ 0	$ 4,794
Restructuring Cost Liability as of January 28, 2017
Restructuring Charges							$ 4,865
Payments for Restructuring				(4,733)
Restructuring Reserve	132			132
Cost Saving Measures [Member]
Restructuring Cost Liability as of January 28, 2017
Restructuring Charges					$ 4,400
Earth Origins Market [Member]
Restructuring Costs [Abstract]
Restructuring and asset impairment expenses		$ 758
Number of Stores Closed | store		2
Asset Impairment Charges		$ 274
Restructuring Cost Liability as of January 28, 2017
Restructuring Charges		$ 484
Canadian facility closure [Member]
Restructuring Costs [Abstract]
Restructuring and asset impairment expenses						$ 800
Asset Impairment Charges			$ 413
Employee Severance [Member] | Cost Saving Measures [Member]
Restructuring Cost Liability as of January 28, 2017
Restructuring Charges							3,443
Payments for Restructuring				(3,424)
Restructuring Reserve	19			19
Employee Severance [Member] | Earth Origins Market [Member]
Restructuring Cost Liability as of January 28, 2017
Restructuring Charges							41
Payments for Restructuring				(33)
Restructuring Reserve	8			8
Facility Closing and Operational Transfer Costs [Member] | Cost Saving Measures [Member]
Restructuring Cost Liability as of January 28, 2017
Restructuring Charges							900
Facility Closing [Member] | Cost Saving Measures [Member]
Restructuring Cost Liability as of January 28, 2017
Restructuring Charges							368
Payments for Restructuring				(368)
Restructuring Reserve	0			0
Facility Closing [Member] | Earth Origins Market [Member]
Restructuring Cost Liability as of January 28, 2017
Restructuring Charges							443
Payments for Restructuring				(338)
Restructuring Reserve	105			105
Operational Transfer Costs [Member] | Cost Saving Measures [Member]
Restructuring Cost Liability as of January 28, 2017
Restructuring Charges							$ 570
Payments for Restructuring				(570)
Restructuring Reserve	$ 0			$ 0
MARYLAND | Earth Origins Market [Member]
Restructuring Costs [Abstract]
Number of Stores Closed | store		1
FLORIDA | Earth Origins Market [Member]
Restructuring Costs [Abstract]
Number of Stores Closed | store		1