Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Commitments and Contingencies

Minimum lease payments under capital and operating leases with non-cancelable terms in excess of one year

		Capital Leases		Operating Leases
(Millions)
2013		$	22	$	194
2014			21		158
2015			8		119
2016			7		77
2017			4		68
After 2017			34		119
	Total	$	96	$	735
Less: Amounts representing interest			6
Present value of future minimum lease payments			90
Less: Current obligations under capital leases			19
Long-term obligations under capital leases		$	71

Accrued Liabilities and Insurance Receivables Related to Legal Proceedings

Liability and Receivable Balances
At December 31
(Millions)	2012		2011		2010
Respirator mask/asbestos liabilities	$	154	$	130	$	126
Respirator mask/asbestos insurance receivables		87		121		122
Environmental remediation liabilities	$	29	$	28	$	24
Environmental remediation insurance receivables		11		15		15
Other environmental liabilities	$	57	$	75	$	90
Other environmental insurance receivables		15		―		―