Supplemental Disclosures (Tables)

12 Months Ended

Dec. 31, 2013

Supplemental Cash Flow Information [Abstract]

Additional Information Concerning Acquisitions, Interest and Income Taxes Paid

The following schedule provides additional information concerning acquisitions, interest and income taxes paid:

(In millions of dollars)	2013			2012			2011
Assets acquired, excluding cash	$	217		$	380		$	214
Released from escrow in 2012	—			(62		)	—
Liabilities assumed	(53		)	(42		)	(21		)
Contingent/deferred purchase consideration	(39		)	(46		)	(33		)
Net cash outflow for current year acquisitions	125			230			160
Purchase of other intangibles	2			3			4
Deferred purchase consideration from prior years' acquisitions	15			59			11
Subtotal	$	142		$	292		$	175
Cash paid into escrow for future acquisition	—			—			62
Net cash outflow for acquisitions	$	142		$	292		$	237

(In millions of dollars)	2013		2012		2011
Interest paid	$	170	$	183	$	188
Income taxes paid, net of refunds	$	360	$	350	$	37

Analysis of Allowance For Doubtful Accounts

An analysis of the allowance for doubtful accounts is as follows:

For the Year Ended December 31,
(In millions of dollars)	2013			2012			2011
Balance at beginning of year	$	106		$	105		$	114
Provision charged to operations	16			11			11
Accounts written-off, net of recoveries	(19		)	(12		)	(21		)
Effect of exchange rate changes and other	(5		)	2			1
Balance at end of year	$	98		$	106		$	105