Pension and Postretirement Plans (Tables)

12 Months Ended

Dec. 31, 2011

Jan. 02, 2011

Schedule of Fair Value, Assets Measured on Recurring Basis [Table Text Block]

(in thousands)		Level 1		Level 2		Total
At December 31, 2011
Cash equivalents and other short-term investments		$	120,101	$	43,166	$	163,267
Equity securities
	U.S. equities		1,249,079		―		1,249,079
	International equities		381,924		―		381,924
Fixed-income securities
	U.S. Federal agency mortgage-backed securities		―		1,071		1,071
	Corporate debt securities		―		9,203		9,203
	Other fixed income		2,531		8,121		10,652
Total investments		$	1,753,635	$	61,561	$	1,815,196
Receivables							1,381
Total						$	1,816,577

(in thousands)		Level 1		Level 2		Total
At January 2, 2011
Cash equivalents and other short-term investments		$	207,929	$	68,091	$	276,020
Equity securities
	U.S. equities		1,090,693		―		1,090,693
	International equities		250,604		―		250,604
Fixed-income securities
	U.S. Federal agency mortgage-backed securities		―		1,699		1,699
	Corporate debt securities		―		15,854		15,854
	Other fixed income		7,106		8,338		15,444
Total investments		$	1,556,332	$	93,982	$	1,650,314
Receivables							1,644
Total						$	1,651,958

Pension Plans [Member]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	Pension Plans
(in thousands)	2011		2010
Change in Benefit Obligation
Benefit obligation at beginning of year	$	1,113,205	$	1,031,371
Service cost		27,619		26,976
Interest cost		60,033		60,329
Amendments		2,776		5,295
Actuarial loss		140,126		53,822
Benefits paid and other		(64,444)		(64,588)
Benefit obligation at end of year	$	1,279,315	$	1,113,205
Change in Plan Assets
Fair value of assets at beginning of year	$	1,651,958	$	1,440,816
Actual return on plan assets		229,063		275,730
Benefits paid and other		(64,444)		(64,588)
Fair value of assets at end of year	$	1,816,577	$	1,651,958
Funded status	$	537,262	$	538,753

Schedule of Net Benefit Costs [Table Text Block]

		Pension Plans
(in thousands)		2011		2010		2009
Service cost		$	27,619	$	26,976	$	29,214
Interest cost			60,033		60,329		56,994
Expected return on assets			(95,983)		(95,340)		(98,780)
Amortization of transition asset			―		(29)		(42)
Amortization of prior service cost			3,605		4,201		4,505
Recognized actuarial loss			―		―		40
Net periodic benefit for the year			(4,726)		(3,863)		(8,069)
Early retirement programs expense			634		―		64,541
Special termination benefits			―		5,295		―
Recognition of prior service cost			―		2,369		―
Total (benefit) cost for the year		$	(4,092)	$	3,801	$	56,472
Other Changes in Plan Assets and Benefit Obligations
	Recognized in Other Comprehensive Income
Current year actuarial loss (gain)		$	7,046	$	(126,568)	$	(141,362)
Amortization of transition asset			―		29		42
Amortization of prior service cost			(1,463)		(6,570)		(4,505)
Recognized actuarial loss			―		―		(40)
Total recognized in other comprehensive income (before tax effects)		$	5,583	$	(133,109)	$	(145,865)
Total recognized in total cost (benefit) and other
	comprehensive income (before tax effects)	$	1,491	$	(129,308)	$	(89,393)

Supplemental Executive Retirement Plan (SERP) [Member]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	SERP
(in thousands)	2011		2010
Change in Benefit Obligation
Benefit obligation at beginning of year	$	79,403	$	73,845
Service cost		1,655		1,381
Interest cost		4,342		4,244
Amendments		369		―
Actuarial loss		9,059		2,847
Benefits paid and other		(1,965)		(2,914)
Benefit obligation at end of year	$	92,863	$	79,403
Change in Plan Assets
Fair value of assets at beginning of year	$	―	$	―
Employer contributions and other		3,114		2,914
Benefits paid		(3,114)		(2,914)
Fair value of assets at end of year	$	―	$	―
Funded status	$	(92,863)	$	(79,403)

Schedule of Net Benefit Costs [Table Text Block]

		SERP
(in thousands)		2011		2010		2009
Service cost		$	1,655	$	1,381	$	1,334
Interest cost			4,342		4,244		4,128
Plan amendment			369		―		―
Amortization of prior service cost			260		406		446
Recognized actuarial loss			1,411		1,068		1,676
Total cost for the year		$	8,037	$	7,099	$	7,584
Other Changes in Benefit Obligations Recognized in
	Other Comprehensive Income
Current year actuarial loss		$	9,059	$	2,656	$	2,778
Amortization of prior service cost			(260)		(406)		(446)
Recognized net actuarial loss			(1,411)		(877)		(1,676)
Total recognized in other comprehensive income (before tax effects)		$	7,388	$	1,373	$	656
Total recognized in total cost and other comprehensive
	income (before tax effects)	$	15,425	$	8,472	$	8,240

Defined Benefit Plan Benefit Obligation [Member]

Allocation of the Assets of the Company's Pension Plans [Table Text Block]

	Pension Plan Asset Allocations
	December 31,			December 31,
	2011			2010
U.S. equities		69	%		66	%
U.S. fixed income		10	%		19	%
International equities		21	%		15	%
Total		100	%		100	%

Other Postretirement Benefit Plans [Member]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	Postretirement Plans
(in thousands)	2011		2010
Change in Benefit Obligation
Benefit obligation at beginning of year	$	68,818	$	79,031
Service cost		2,872		3,275
Interest cost		3,063		3,934
Amendments		―		(6,336)
Actuarial gain		(55)		(3,073)
Curtailment gain		―		(3,630)
Benefits paid, net of Medicare subsidy		(2,286)		(4,383)
Benefit obligation at end of year	$	72,412	$	68,818
Change in Plan Assets
Fair value of assets at beginning of year	$	―	$	―
Employer contributions		2,286		4,383
Benefits paid, net of Medicare subsidy		(2,286)		(4,383)
Fair value of assets at end of year	$	―	$	―
Funded status	$	(72,412)	$	(68,818)

Schedule of Amounts Recognized in Balance Sheet [Table Text Block]

	Postretirement Plans
(in thousands)	2011		2010
Current liability	$	(4,548)	$	(4,476)
Noncurrent liability		(67,864)		(64,342)
Recognized liability	$	(72,412)	$	(68,818)

Schedule of Expected Benefit Payments [Table Text Block]

	Postretirement
(in millions)	Plans
2012		$	4.5
2013		$	4.8
2014		$	5.1
2015		$	5.3
2016		$	5.6
2017–2021		$	29.8

Schedule of Net Benefit Costs [Table Text Block]

		Postretirement Plans
	(in thousands)	2011		2010		2009
Service cost		$	2,872	$	3,275	$	3,871
Interest cost			3,063		3,934		4,168
Amortization of prior service credit			(5,650)		(5,026)		(4,607)
Recognized actuarial gain			(1,921)		(2,032)		(3,128)
Net periodic (benefit) cost			(1,636)		151		304
Curtailment gain			―		(8,583)		(8,353)
Total benefit for the year		$	(1,636)	$	(8,432)	$	(8,049)
Other changes in plan assets and benefit obligations in other comprehensive income:
Current year actuarial (gain) loss		$	(55)	$	(3,073)	$	10,673
Current year prior service credit			―		(6,336)		(1,399)
Amortization of prior service credit			5,650		5,026		4,607
Recognized actuarial gain			1,921		2,032		3,128
Curtailment loss (gain)			―		4,953		(719)
Total recognized in other comprehensive income (before tax effect)		$	7,516	$	2,602	$	16,290
Total recognized in net periodic cost (benefit) and other comprehensive income
	(before tax effect)	$	5,880	$	(5,830)	$	8,241

Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]

(in thousands)	2011		2010
Unrecognized actuarial gain	$	(15,510)	$	(17,376)
Unrecognized prior service credit		(31,736)		(37,386)
Gross amount		(47,246)		(54,762)
Deferred tax liability		18,898		21,905
Net amount	$	(28,348)	$	(32,857)

Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year [Table Text Block]

(in thousands)	2012
Actuarial gain recognition	$	(1,479)
Prior service credit recognition	$	(5,607)

Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates [Table Text Block]

	1%		1%
(in thousands)	Increase		Decrease
Benefit obligation at end of year	$	5,934	$	(5,268)
Service cost plus interest cost	$	728	$	(626)

Pension Plans and SERP [Member]

Schedule of Amounts Recognized in Balance Sheet [Table Text Block]

	Pension Plans				SERP
(in thousands)	2011		2010		2011		2010
Noncurrent asset	$	537,262	$	538,753	$	―	$	―
Current liability		―		―		(4,002)		(3,601)
Noncurrent liability		―		―		(88,861)		(75,802)
Recognized asset (liability)	$	537,262	$	538,753	$	(92,863)	$	(79,403)

Schedule of Expected Benefit Payments [Table Text Block]

(in millions)	Pension Plans		SERP
2012	$	70.9	$	4.3
2013	$	69.2	$	4.5
2014	$	69.2	$	4.8
2015	$	69.1	$	4.9
2016	$	70.1	$	5.5
2017–2021	$	375.2	$	29.8

Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]

	Pension Plans				SERP
(in thousands)	2011		2010		2011		2010
Unrecognized actuarial (gain) loss	$	(105,051)	$	(112,096)	$	26,385	$	18,742
Unrecognized prior service cost		19,626		21,089		245		506
Gross amount		(85,425)		(91,007)		26,630		19,248
Deferred tax liability (asset)		34,170		36,403		(10,652)		(7,698)
Net amount	$	(51,255)	$	(54,604)	$	15,978	$	11,550

Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year [Table Text Block]

		2012
(in thousands)	Pension Plans			SERP
Actuarial loss recognition		$	6,281	$	2,298
Prior service cost recognition		$	3,695	$	54

Pension Plans and SERP [Member] | Periodic Cost [Member]

Schedule of Assumptions Used [Table Text Block]

	Pension Plans			SERP
	2011	2010	2009	2011	2010	2009
Discount rate	5.6%	6.0%	5.75%	5.6%	6.0%	5.75%
Expected return on plan assets	6.5%	6.5%	6.5%	―	―	―
Rate of compensation increase	4.0%	4.0%	4.0%	4.0%	4.0%	4.0%

Pension Plans and SERP [Member] | Benefit Obligation [Member]

Schedule of Assumptions Used [Table Text Block]

	Pension Plans		SERP
	2011	2010	2011	2010
Discount rate	4.7%	5.6%	4.7%	5.6%
Rate of compensation increase	4.0%	4.0%	4.0%	4.0%