Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2015

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Components of fixed assets

The components of fixed assets are as follows:

December 31,
(In millions of dollars)	2015			2014
Furniture and equipment	$	1,133		$	1,193
Land and buildings	396			401
Leasehold and building improvements	865			854
	2,394			2,448
Less-accumulated depreciation and amortization	(1,621		)	(1,639		)
	$	773		$	809

Diluted earnings per share for continuing operations

Reconciliations of the applicable income components used for diluted EPS - Continuing Operations and basic weighted average common shares outstanding to diluted weighted average common shares outstanding are presented below. The reconciling items related to the calculation of diluted weighted average common shares outstanding are the same for net income attributable to the Company.

Basic and Diluted EPS Calculation - Continuing Operations
(In millions, except per share figures)	2015		2014		2013
Net income from continuing operations	$	1,636	$	1,471	$	1,379
Less: Net income attributable to non-controlling interests	37		32		28
	$	1,599	$	1,439	$	1,351
Basic weighted average common shares outstanding	531		545		549
Dilutive effect of potentially issuable common shares	5		8		9
Diluted weighted average common shares outstanding	536		553		558
Average stock price used to calculate common stock equivalents	$	56.27	$	51.15	$	40.97

Schedule of new accounting pronouncements and changes in accounting principles

The Company has elected to early adopt the debt issuance costs standard, effective December 31, 2015. The adoption of the debt issuance costs standard had no impact on our results of operations. This guidance is effective on a retrospective basis, as a change in accounting principle. The impact of this change on the Company's prior years Consolidated Balance Sheets and Consolidated Statements of Cash Flows is shown in the table below.

	2014
Consolidated Balance Sheet	As Previously Reported			Change in Deferred Tax Presentation			Change in Prepaid Debt Fees Presentation			As Amended
Current deferred tax asset	$	521		$	(521	)	$	—		$	—
Other current assets	199			—			(1		)	198
Total current assets	6,055			(521		)	(1		)	5,533
Deferred tax assets	876			482			—			1,358
Other assets	1,200			—			(7		)	1,193
Total assets	17,840			(39		)	(8		)	17,793
Accrued income taxes	178			(28		)	—			150
Total current liabilities	3,705			(28		)	—			3,677
Long-term debt	3,376			—			(8		)	3,368
Other liabilities	1,041			(11		)	—			1,030
Total liabilities and equity	$	17,840		$	(39	)	$	(8	)	$	17,793
Consolidated Statement of Cash Flows
Changes in assets and liabilities:
Other current assets	$	(32	)	$	39		$	1		$	8
Other assets	25			(18		)	6			13
Accrued income taxes	43			(10		)	—			33
Other liabilities	(185		)	(11		)	—			(196		)
Net cash provided by operations	2,112			—			7			2,119
Proceeds from debt	1,393			—			(7		)	1,386
Net cash used for financing activities	$	(961	)	$	—		$	(7	)	$	(968	)

	2013
	As Previously Reported			Change in Deferred Tax Presentation			As Amended
Consolidated Statement of Cash Flows
Changes in assets and liabilities:
Other current assets	$	(70	)	$	71		$	1
Other assets	(75		)	(66		)	(141		)
Accrued income taxes	43			—			43
Other liabilities	13			(5		)	8
Net cash provided by operations	1,341			—			1,341
Proceeds from debt	547			—			547
Net cash used for financing activities	$	(834	)	$	—		$	(834	)