Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2017

Fair Value Disclosures [Abstract]

Schedule of Fair Value of Investment Assets

(Dollars in Millions)	September 30, 2017		December 30, 2016
Certificates of Deposit and Commercial Paper	$	100	$	415
Corporate Bonds	60		63
Government Securities	29		22
Total investments at fair value	$	189	$	500

Schedule of Investment Maturities

These investments have the following maturities:

(Dollars in millions)	September 30, 2017		December 30, 2016
Less than 1 year	$	113	$	417
1 - 2 years	5		12
2 - 5 years	10		4
Greater than 5 years	61		67
Total investments at fair value	$	189	$	500

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 30, 2017		December 30, 2016
Long-term Debt (Including Current Maturities):
Fair Value	$	13,082	$	12,096
Carrying Value	11,807		11,293