Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2012

Accounting Policies [Abstract]

Components Of Fixed Assets

The components of fixed assets are as follows:

December 31,
(In millions of dollars)	2012			2011
Furniture and equipment	$	1,168		$	1,101
Land and buildings	412			405
Leasehold and building improvements	811			767
	2,391			2,273
Less-accumulated depreciation and amortization	(1,582		)	(1,469		)
	$	809		$	804

Basic Earnings per Share Calculation for Continuing Operations

Basic EPS Calculation - Continuing Operations
(In millions, except per share figures)	2012		2011		2010
Net income from continuing operations	$	1,204	$	982	$	565
Less: Net income attributable to non-controlling interests	25		22		16
Net income from continuing operations attributable to the Company	1,179		960		549
Less: Portion attributable to participating securities	2		6		6
Net income attributable to common shares for basic earnings per share	$	1,177	$	954	$	543
Basic weighted average common shares outstanding	544		542		540

Schedule of Earnings per Share for Net Income

Basic EPS Calculation - Net Income
(In millions, except per share figures)	2012		2011		2010
Net income attributable to the Company	$	1,176	$	993	$	855
Less: Portion attributable to participating securities	2		6		11
Net income attributable to common shares for basic earnings per share	$	1,174	$	987	$	844
Basic weighted average common shares outstanding	544		542		540

Diluted Earnings per Share for Continuing Operations

Diluted EPS Calculation - Continuing Operations
(In millions, except per share figures)	2012		2011		2010
Net income from continuing operations	$	1,204	$	982	$	565
Less: Net income attributable to non-controlling interests	25		22		16
Net income from continuing operations attributable to the Company	1,179		960		549
Less: Portion attributable to participating securities	2		6		6
Net income attributable to common shares for diluted earnings per share	$	1,177	$	954	$	543
Basic weighted average common shares outstanding	544		542		540
Dilutive effect of potentially issuable common shares	8		9		4
Diluted weighted average common shares outstanding	552		551		544
Average stock price used to calculate common stock equivalents	$	33.10	$	29.40	$	23.76

Schedule of Diluted Earnings per Share for Net Income

Diluted EPS Calculation - Net Income
(In millions, except per share figures)	2012		2011		2010
Net income attributable to the Company	$	1,176	$	993	$	855
Less: Portion attributable to participating securities	2		6		11
Net income attributable to common shares for diluted earnings per share	$	1,174	$	987	$	844
Basic weighted average common shares outstanding	544		542		540
Dilutive effect of potentially issuable common shares	8		9		4
Diluted weighted average common shares outstanding	552		551		544
Average stock price used to calculate common stock equivalents	$	33.10	$	29.40	$	23.76