GOODWILL AND OTHER INTANGIBLE ASSETS - Changes in Carrying Amount of Goodwill (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Goodwill [Roll Forward]
Beginning Balance	$ 2,065,103	$ 1,913,703
Goodwill acquired during year	173,784	177,076
Goodwill allocation adjustments	6,011	(29,920)
Sale of business		(1,178)
Changes due to currency fluctuation	(13,316)	5,422
Ending Balance	2,231,582	2,065,103
United States [Member]
Goodwill [Roll Forward]
Beginning Balance	1,616,286	1,506,416
Goodwill acquired during year	57,250	114,931
Goodwill allocation adjustments	4,541	(5,061)
Sale of business		0
Changes due to currency fluctuation	0	0
Ending Balance	1,678,077	1,616,286
International [Member]
Goodwill [Roll Forward]
Beginning Balance	448,817	407,287
Goodwill acquired during year	116,534	62,145
Goodwill allocation adjustments	1,470	(24,859)
Sale of business		(1,178)
Changes due to currency fluctuation	(13,316)	5,422
Ending Balance	$ 553,505	$ 448,817