Changes in Funded Defined Benefit Retirement Plan And Unfunded Supplemental Pension Plan (Detail) (USD $)	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Defined Benefit Plan Disclosure [Line Items]
Employer contribution	$ 77,800,000	$ 78,400,000	$ 103,400,000
Net liability recognized on consolidated balance sheets	203,700,000	153,200,000
Pension Funded Plan
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at beginning of year	750,797,000	663,591,000
Projected benefit obligation at beginning of year	850,687,000	666,356,000
Actual return on plan assets	70,329,000	28,454,000
Service cost	41,813,000	33,858,000	32,142,000
Employer contribution	75,000,000	75,000,000
Interest cost	42,029,000	38,567,000	34,429,000
Correction of prior years pension accruals	33,788,000
Actuarial losses (gains)	70,438,000	128,154,000
Benefits paid	(17,989,000)	(14,151,000)
Expenses paid	(2,054,000)	(2,097,000)
Fair value of plan assets at end of year	876,083,000	750,797,000	663,591,000
Projected benefit obligation at end of year	1,018,712,000	850,687,000	666,356,000
Projected benefit obligation at end of year	1,018,712,000	850,687,000	666,356,000
Accumulated benefit obligation at end of year	939,905,000	785,402,000
Fair value of plan assets at end of year	876,083,000	750,797,000	663,591,000
Funded status - excess obligation	142,629,000	99,890,000
Net liability recognized on consolidated balance sheets	142,629,000	99,890,000
Accumulated actuarial losses	323,258,000	286,939,000
Amounts included in accumulated other comprehensive income (loss)	323,258,000	286,939,000
Pension Unfunded Plan
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation at beginning of year	53,351,000	49,526,000
Service cost	1,448,000	1,188,000	1,202,000
Employer contribution	2,753,000	3,355,000
Interest cost	2,321,000	2,410,000	2,682,000
Actuarial losses (gains)	6,666,000	3,582,000
Benefits paid	(2,753,000)	(3,355,000)
Projected benefit obligation at end of year	61,033,000	53,351,000	49,526,000
Projected benefit obligation at end of year	61,033,000	53,351,000	49,526,000
Accumulated benefit obligation at end of year	49,879,000	46,775,000
Funded status - excess obligation	61,033,000	53,351,000
Net liability recognized on consolidated balance sheets	61,033,000	53,351,000
Prior service cost	5,000	8,000
Accumulated actuarial losses	17,601,000	12,400,000
Amounts included in accumulated other comprehensive income (loss)	$ 17,606,000	$ 12,408,000