Pensions and Other Postretirement Benefits

9 Months Ended

Jan. 25, 2012

Compensation and Retirement Disclosure [Abstract]

Pensions and Other Postretirement Benefits

Pensions and Other Post-Retirement Benefits

The components of net periodic benefit cost are as follows:

	Third Quarter Ended
	January 25, 2012			January 26, 2011			January 25, 2012			January 26, 2011
	Pension Benefits						Other Retiree Benefits
	(Thousands of Dollars)
Service cost	$	8,262		$	8,169		$	1,478		$	1,581
Interest cost	34,273			35,806			2,844			3,184
Expected return on plan assets	(57,665		)	(57,745		)	—			—
Amortization of prior service cost/(credit)	493			622			(1,533		)	(1,288		)
Amortization of unrecognized loss	20,691			19,536			274			401
Settlement charge	—			861			—			—
Net periodic benefit cost	$	6,054		$	7,249		$	3,063		$	3,878

	Nine Months Ended
	January 25, 2012			January 26, 2011			January 25, 2012			January 26, 2011
	Pension Benefits						Other Retiree Benefits
	(Thousands of Dollars)
Service cost	$	25,318		$	24,002		$	4,475		$	4,709
Interest cost	104,759			105,597			8,591			9,500
Expected return on plan assets	(176,202		)	(170,315		)	—			—
Amortization of prior service cost/(credit)	1,486			1,830			(4,595		)	(3,869		)
Amortization of unrecognized loss	62,857			57,892			821			1,203
Settlement charge	—			861			—			—
Net periodic benefit cost	$	18,218		$	19,867		$	9,292		$	11,543

The amounts recognized for pension benefits as other non-current assets on the Condensed Consolidated Balance Sheets were $673.2 million as of January 25, 2012 and $644.6 million as of April 27, 2011.

During the first nine months of Fiscal 2012, the Company contributed $15 million to these defined benefit plans. The Company expects to make combined cash contributions of approximately $25 million in Fiscal 2012; however, actual contributions may be affected by pension asset and liability valuations during the year.