Casualty, Environmental and Other Reserves (Tables)

6 Months Ended

Jun. 30, 2017

Casualty, Environmental and Other Reserves [Abstract]

Schedule of Casualty, Environmental and Other Reserves

Casualty, environmental and other reserves are considered critical accounting estimates due to the need for significant management judgment. They are provided for in the consolidated balance sheets as shown in the table below:

	June 30, 2017						December 30, 2016
(Dollars in millions)	Current		Long-term		Total		Current		Long-term		Total
Casualty:
Personal Injury	$	45	$	118	$	163	$	46	$	124	$	170
Occupational(a)	4		56		60		7		52		59
Total Casualty	49		174		223		53		176		229
Environmental	43		44		87		42		53		95
Other	23		30		53		20		30		50
Total	$	115	$	248	$	363	$	115	$	259	$	374

^(a)  Occupational reserves include asbestos-related diseases and occupational injuries.