Fair Value Measurements (Tables)

9 Months Ended

Sep. 28, 2012

Fair Value Disclosures [Abstract]

Schedule of fair value of investment assets

The Company's investment assets are carried at fair value on the consolidated balance sheets as summarized in the tables below. Additionally, the amortized cost basis of these investments was $168 million and $643 million as of September 28, 2012 and December 30, 2011, respectively.

	September 2012								December 2011
(Dollars in Millions)	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Certificates of Deposit	$	—	$	—	$	—	$	—	$	—	$	477	$	—	$	477
Corporate Bonds	—		123		—		123		—		98		—		98
U.S. Treasury Obligations	—		31		—		31		—		53		—		53
Auction Rate Securities	—		—		15		15		—		—		15		15
Total investments at fair value	$	—	$	154	$	15	$	169	$	—	$	628	$	15	$	643

Schedule of investment maturities

These investments have the following maturities:

(Dollars in millions)	September 28, 2012		December 30, 2011
Less than 1 year	$	35	$	523
1 - 2 years	56		32
2 - 5 years	58		73
Greater than 5 years	20		15
Total	$	169	$	643

Schedule of fair value and carrying value of long-term debt

The fair value and carrying value of the Company's long-term debt is as follows:

(Dollars in millions)	September 28, 2012		December 30, 2011
Long-term Debt Including Current Maturities:
Fair Value	$	10,870	$	10,708
Carrying Value	$	9,063	$	9,241