Defined Benefit Pension Plans and Other Benefit Plans (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	May 03, 2014	May 04, 2013
Pension Benefits [Member]
Net Periodic Benefit Cost
Service cost	$ 112	$ 88
Interest cost	1,175	1,148
Expected return on plan assets	(1,518)	(1,665)
Amortization:
Prior service cost	0	0
Losses	966	1,624
Net amortization	966	1,624
Net Periodic Benefit Cost	735	1,195
Other Benefits [Member]
Net Periodic Benefit Cost
Service cost	136	113
Interest cost	61	43
Expected return on plan assets	0	0
Amortization:
Prior service cost	0	0
Losses	29	26
Net amortization	29	26
Net Periodic Benefit Cost	$ 226	$ 182