EMPLOYEE BENEFIT PLAN (Detail) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Defined Benefit Plan Disclosure [Line Items]
Percentage of contribution to 401(k) defined contribution retirement savings plan by employer	50.00%
Percentage of contribution to 401(k) defined contribution retirement savings plan by each employee	5.00%
Employer 401(k) maximum annual matching contribution to each employee	$ 1,750
Domestic Defined Contribution Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions to 401(k) plan	3,600,000	3,000,000	2,800,000
Foreign Defined Contribution Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions to 401(k) plan	$ 1,900,000	$ 900,000	$ 800,000