ACQUISITIONS - Summary of Acquisition Location (Detail) - Entity	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Mar. 31, 2016	Jun. 30, 2016
Business Acquisition [Line Items]
Number of acquisitions	10	7	17
United States
Business Acquisition [Line Items]
Number of acquisitions			11
Republic of Korea
Business Acquisition [Line Items]
Number of acquisitions			1
Romania
Business Acquisition [Line Items]
Number of acquisitions			2
Spain
Business Acquisition [Line Items]
Number of acquisitions			2
United Kingdom
Business Acquisition [Line Items]
Number of acquisitions			1