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Income Taxes (Tables)
12 Months Ended
Dec. 28, 2012
Income Tax Disclosure [Abstract]  
Schedule of breakdown of income tax expense between current and deferred
The breakdown of income tax expense between current and deferred is as follows:
(Dollars in Millions)
 
Fiscal Years
Current:
 
2012
 
2011
 
2010
Federal
 
$
447

 
$
353

 
$
451

State
 
66

 
104

 
58

Subtotal Current
 
513

 
457

 
509

 
 
 
 
 
 
 
Deferred:
 
 
 
 
 
 
Federal
 
530

 
614

 
372

State
 
62

 
(5
)
 
102

Subtotal Deferred
 
592

 
609

 
474

Total
 
$
1,105

 
$
1,066

 
$
983

Schedule of income tax expense reconciled to tax computed at statutory rates
 
 
Fiscal Years
(Dollars In Millions)
 
2012
 
2011
 
2010
Federal Income Taxes
 
$
1,037

 
35.0
 %
 
$
1,011

 
35.0
 %
 
$
891

 
35.0
 %
State Income Taxes
 
80

 
2.7
 %
 
63

 
2.2
 %
 
85

 
3.4
 %
Corporate Reorganization
 

 
 %
 

 
 %
 
16

 
0.6
 %
Other
 
(12
)
 
(0.4
)%
 
(8
)
 
(0.3
)%
 
(9
)
 
(0.4
)%
Income Tax Expense/Rate
 
$
1,105

 
37.3
 %
 
$
1,066

 
36.9
 %
 
$
983

 
38.6
 %


Schedule of significant components of deferred income tax assets and liabilities
The significant components of deferred income tax assets and liabilities include:
 
 
2012
 
2011
(Dollars in Millions)
 
Assets
 
Liabilities
 
Assets
 
Liabilities
Pension Plans
 
$
249

 
$

 
$
300

 
$

Other Employee Benefit Plans
 
292

 

 
309

 

Accelerated Depreciation
 

 
8,544

 

 
8,148

Other
 
278

 
252

 
354

 
234

Total
 
$
819

 
$
8,796

 
$
963

 
$
8,382

Net Deferred Income Tax Liabilities
 
 

 
$
7,977

 
 

 
$
7,419

Schedule of change to total gross unrecognized tax benefits
The change to the total gross unrecognized tax benefits and prior year audit resolutions of the Company during the fiscal year ended December 2012 is reconciled as follows:

Uncertain Tax Positions:
 
Fiscal Year
(Dollars in Millions)
 
2012
 
2011
 
2010
Balance at beginning of the year
 
$
22

 
$
20

 
$
50

Additions based on tax positions related to current year
 
6

 
1

 
3

Additions based on tax positions related to prior years
 
3

 
10

 
17

Reductions based on tax positions related to prior years
 
(1
)
 
(3
)
 
(41
)
Settlements with taxing authorities
 

 
(5
)
 

Lapse of statute of limitations
 
(6
)
 
(1
)
 
(9
)
Balance at end of the year
 
$
24

 
$
22

 
$
20