ACQUISITIONS - Summary of Acquisition Location (Detail) - Entity	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2015
Business Acquisition [Line Items]
Number of acquisitions	8	15	23
United States
Business Acquisition [Line Items]
Number of acquisitions			10
Brazil
Business Acquisition [Line Items]
Number of acquisitions			2
Canada
Business Acquisition [Line Items]
Number of acquisitions			1
Ireland
Business Acquisition [Line Items]
Number of acquisitions			1
Mexico
Business Acquisition [Line Items]
Number of acquisitions			2
Netherlands
Business Acquisition [Line Items]
Number of acquisitions			1
Romania
Business Acquisition [Line Items]
Number of acquisitions			2
Republic of Korea
Business Acquisition [Line Items]
Number of acquisitions			3
Spain
Business Acquisition [Line Items]
Number of acquisitions			1