Employee Benefit Plans (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Apr. 28, 2012	Apr. 30, 2011
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount Rate	5.00%	5.70%
Rate of Increase in Compensation Levels	3.50%	3.90%
Expected Long-term Rate of Return	5.50%	8.00%
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Service cost - benefits earned in the period	$ 627	$ 620
Interest cost on projected benefit obligation	840	844
Expected investment return on plan assets	(772)	(1,149)
Amortization of actuarial loss	683	354
Amortization of prior service cost	(9)	(9)
Amortization of translation obligation	3	3
Net periodic pension cost	$ 1,372	$ 663

The amount of gains or losses recognized in net periodic benefit cost.

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-Name Statement of Financial Accounting Standard (FAS)

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The amount of the prior service cost or credit recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation.

+ References

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The amount of the transition obligation or asset recognized in net periodic benefit cost.

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The interest rate used to adjust for the time value of money.

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An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

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- Definition

Expected rate of compensation increases (for pay-related plans).

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- Definition

An amount calculated as a basis for determining the extent of delayed recognition of the effects of changes in the fair value of assets. The expected return on plan assets is determined based on the expected long-term rate of return on plan assets and the market-related value of plan assets.

+ References

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- Definition

The increase in a defined benefit pension plan's projected benefit obligation or a defined benefit postretirement plan's accumulated postretirement benefit obligation due to the passage of time.

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The total amount of net periodic benefit cost for defined benefit plans for the period. Periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments.

+ References

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The actuarial present value of benefits attributed by the pension benefit formula to services rendered by employees during the period. The portion of the expected postretirement benefit obligation attributed to employee service during the period. The service cost component is a portion of the benefit obligation and is unaffected by the funded status of the plan.

+ References

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