Postretirement Obligations (Tables) (Other Postretirement Benefit Plans, Defined Benefit [Member])

12 Months Ended

Sep. 29, 2013

Other Postretirement Benefit Plans, Defined Benefit [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

The net periodic postretirement benefit cost (benefit) components for our postretirement plans are as follows:

(Thousands of Dollars)	2013		2012		2011
Service cost for benefits earned during the year	728		728		927
Interest cost on projected benefit obligation	1,125		1,109		1,600
Expected return on plan assets	(1,474	)	(2,129	)	(2,248	)
Amortization of net actuarial gain	(1,324	)	(2,451	)	(2,467	)
Amortization of prior service benefit	(1,459	)	(1,459	)	(1,455	)
Curtailment gains	—		—		(16,137	)
Net periodic postretirement benefit	(2,404	)	(4,202	)	(19,780	)

Schedule of Accumulated Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]

Changes in benefit obligations and plan assets are as follows:

(Thousands of Dollars)	2013		2012
Benefit obligation, beginning of year	30,728		26,472
Service cost	728		728
Interest cost	1,125		1,109
Actuarial (gain) loss	(7,338	)	5,269
Benefits paid, net of premiums received	(2,102	)	(2,965	)
Medicare Part D subsidies	291		115
Benefit obligation, end of year	23,432		30,728
Fair value of plan assets, beginning of year	34,263		38,529
Actual return on plan assets	1,495		2,127
Employer contributions (reimbursements)	679		(690	)
Benefits paid, net of premiums and Medicare Part D subsidies received	(1,811	)	(2,851	)
Benefits paid for active employees	(706	)	(2,852	)
Fair value of plan assets at measurement date	33,920		34,263
Funded status - benefit obligation less than plan assets	(10,488	)	(3,535	)

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

Disaggregated amounts recognized in the Consolidated Balance Sheets are as follows:

(Thousands of Dollars)	September 29 2013	September 30 2012
Noncurrent assets	14,956	7,551
Postretirement benefit obligations	4,468	4,016
Accumulated other comprehensive income (before income tax benefit)	34,214	30,344

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

Amounts recognized in accumulated other comprehensive income are as follows:

(Thousands of Dollars)	September 29 2013	September 30 2012
Unrecognized net actuarial gain	21,899	16,570
Unrecognized prior service benefit	12,315	13,774
	34,214	30,344

Schedule of Assumptions Used [Table Text Block]

Weighted-average assumptions used to determine net periodic benefit cost are as follows:

(Percent)	2013	2012	2011
Discount rate	3.85	4.4	4.8
Expected long-term return on plan assets	4.5	5.75	5.75

Weighted-average assumptions used to determine benefit obligations are as follows:

(Percent)	September 29 2013	September 30 2012
Discount rate	4.0	3.85
Expected long-term return on plan assets	4.5	4.5

Schedule of Health Care Cost Trend Rates [Table Text Block]

Assumed health care cost trend rates are as follows:

(Percent)	September 29 2013	September 30 2012
Health care cost trend rates	7.5	9.0
Rate to which the cost trend rate is assumed to decline (the “Ultimate Trend Rate”)	5.0	5.0
Year in which the rate reaches the Ultimate Trend Rate	2018	2020

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

A one percentage point change in assumed health care cost trend rates would have the following annualized effects on reported amounts for 2013:

	One Percentage Point
(Thousands of Dollars)	Increase	Decrease
Effect on net periodic postretirement benefit	56	(52	)
Effect on postretirement benefit obligation	894	(811	)

Schedule of Allocation of Plan Assets [Table Text Block]

The weighted-average asset allocation of our postretirement assets is as follows:

(Percent)		Actual Allocation
Asset Class	September 29, 2013 Policy Allocation	September 29 2013	September 30 2012
Equity securities	20	22	21
Debt securities	80	75	75
Cash and cash equivalents	—	4	2
Receivables, net	—	—	2

Schedule of Changes in Fair Value of Plan Assets [Table Text Block]

The fair value hierarchy of postretirement assets at September 29, 2013 is as follows:

(Thousands of Dollars)	Level 1	Level 2	Level 3
Cash and cash equivalents	1,227	—	—
Domestic equity securities	4,013	1,858	—
International equity securities	707	839	—
Debt securities	—	25,276	—

Schedule of Expected Benefit Payments [Table Text Block]

We anticipate future benefit payments to be paid either with future contributions to the plan or directly from plan assets, as follows:

(Thousands of Dollars)	Gross Payments	Less Medicare Part D Subsidy		Net Payments
2014	2,990	(250	)	2,740
2015	2,480	(250	)	2,230
2016	2,460	(240	)	2,220
2017	2,410	(240	)	2,170
2018	2,330	(230	)	2,100
2019-2023	10,770	(970	)	9,800