Casualty, Environmental and Other Reserves (Tables)

3 Months Ended

Mar. 30, 2012

Casualty, Environmental and Other Reserves [Abstract]

Casualty, environmental and other reserves

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

	March 30, 2012						December 30, 2011
(Dollars in millions)	Current		Long-term		Total		Current		Long-term		Total
Casualty:
Personal Injury	$	93	$	156	$	249	$	93	$	168	$	261
Occupational	6		34		40		6		37		43
Asbestos	11		53		64		11		57		68
Total Casualty	110		243		353		110		262		372
Environmental	31		51		82		31		52		83
Other(a)	27		43		70		26		38		64
Total	$	168	$	337	$	505	$	167	$	352	$	519

(a) Separation liabilities and freight rate dispute reserves have been reclassified to other current and long-term liabilities.