INCOME TAXES (Details 2) (USD $)	12 Months Ended
	Jan. 31, 2015	Feb. 01, 2014
INCOME TAXES
Deferred tax assets related to federal net operating loss carryforwards	$ 6,253,000	$ 1,115,000
Deferred tax assets related to state tax net operating loss carryforwards related to unitary filings	2,800,000
Deferred tax assets for net operating loss carryforwards relate to separate company filing jurisdictions	109,600,000
Tax credit carryforward
Tax credit carryforward amount for which full valuation allowances are recorded	7,400,000
Gross state hiring credits		6,300,000
Gross valuation allowances released on certain state net operating loss carryforwards and state credits	6,700,000
Minimum period for which state, local and foreign income tax returns are generally subject to examination	3 years
Maximum period for which state, local and foreign income tax returns are generally subject to examination	5 years
Alternative minimum tax credits
Tax credit carryforward
Tax credit carryforward amount	7,900,000
Hiring tax credits
Tax credit carryforward
Tax credit carryforward amount	7,900,000
State and foreign credits
Tax credit carryforward
Tax credit carryforward amount	12,400,000
State net operating loss carryforward
Tax credit carryforward
Gross valuation allowance	$ 2,100,000