New Accounting Standards (Tables)

12 Months Ended

Dec. 31, 2016

Accounting Changes and Error Corrections [Abstract]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles

Had ASU 2015-17 been adopted retrospectively, the amounts in the consolidated balance sheets as of December 31, 2015, would have been as follows:

	At December 31, 2015
(in millions)	As Reported		Retrospective Adoption
Assets
Current deferred income taxes	$	488	$	—
Noncurrent deferred income taxes	$	360	$	769
Other assets	$	1,143	$	1,143
Total assets	$	33,956	$	33,877
Liabilities
Current deferred income taxes	$	206	$	—
Noncurrent deferred income taxes	$	1,543	$	1,670
Total liabilities	$	45,432	$	45,353