EMPLOYEE BENEFIT PLANS (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 31, 2015 Part	Feb. 01, 2014	Feb. 02, 2013
401(k) salary reduction and employer contribution plan
Eligibility age to receive company contributions under defined contribution plan	18 years
Eligibility service period to receive company contributions under defined contribution plan	1 year
Eligibility working hours to receive company contributions under defined contribution plan	1000 hours
Number of parts in company matching contributions	2
Maximum percentage of annual compensation for employee contributions	50.00%
Eligibility service period for employees to begin non-matching contributions to defined contribution plan	3 months
Employee contribution as a percentage of pay on their automatic enrollment	3.00%
Maximum company matching contributions as a percentage of eligible employees' compensation	6.00%
Vesting period of company matching contributions under defined contribution plan	3 years
Eligibility working hours to receive a company retirement contributions under defined contribution plan	1000 hours
Vesting period for retirement contribution under defined contribution plan	3 years
Expense under the defined contribution plan	$ 1,571	$ 1,546	$ 3,925
Non-qualified defined benefit supplementary pension plan
Pension and postretirement benefit plans
Vesting percentage in the plan benefits of former employees after achieving a specific age	100.00%
Age of employee to receive benefits under unfunded plan upon retirement	60 years
Minimum age of participant to receive benefits upon retirement under unfunded plan as a result of an acquisition	65 years
Pension Benefits
Change in benefit obligation:
Benefit obligation at beginning of year	198,360	219,135
Interest cost	7,990	7,993	8,468
Benefits paid	(17,997)	(15,520)
Actuarial loss (gain)	32,184	(13,248)
Benefit obligation at end of year	220,537	198,360	219,135
Change in the fair value of plan assets:
Plan assets at beginning of year	147,994	137,577
Actual return on plan assets	8,882	12,707
Company contributions	12,945	13,230
Benefits paid	(17,997)	(15,520)
Plan assets at end of year	151,824	147,994	137,577
Funded status
Funded status	(68,713)	(50,366)
Amounts recognized in the consolidated balance sheets
Accrued expenses	(701)	(808)
Other long-term liabilities	(68,012)	(49,558)
Net amount recognized	(68,713)	(50,366)
Net actuarial loss (gain):
Gross amount recognized	77,073	47,586
Deferred tax expense	5,346	5,346
Net amount recognized	82,419	52,932
Medical and Life Insurance Benefits
Change in benefit obligation:
Benefit obligation at beginning of year	2,322	3,493
Interest cost	89	122	142
Participant contributions	82	100
Benefits paid	(272)	(329)
Actuarial loss (gain)	(49)	(1,064)
Benefit obligation at end of year	2,172	2,322	3,493
Change in the fair value of plan assets:
Company contributions	190	229
Participant contributions	82	100
Benefits paid	(272)	(329)
Funded status
Funded status	(2,172)	(2,322)
Amounts recognized in the consolidated balance sheets
Accrued expenses	(355)	(411)
Other long-term liabilities	(1,817)	(1,911)
Net amount recognized	(2,172)	(2,322)
Net actuarial loss (gain):
Gross amount recognized	(2,289)	(2,759)
Deferred tax expense	275	275
Net amount recognized	$ (2,014)	$ (2,484)