FAIR VALUE MEASUREMENTS - Changes to Contingent Consideration (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Business Combination, Contingent Consideration, Liability [Roll Forward]
Contingent consideration at December 31, 2012				$ 18,511					$ 18,511
Increases due to acquisitions									4,371
Increase due to additional ownership of noncontrolling interests									4,006
Decrease due to payments									(11,068)
Changes due to currency fluctuations									(1,015)
Changes in fair value reflected in Selling, general, and administrative expenses	(1,971)	(185)	(122)	0	161	(11)	(602)	1,204	(2,278)	752	(7,221)
Contingent consideration at December 31, 2013	$ 12,527				$ 18,511				$ 12,527	$ 18,511