FAIR VALUE MEASUREMENTS - Fair Value Measurements (Detail) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Assets:
Cash and cash equivalents	$ 32,956	$ 22,236
Short-term investments	103	380
Derivative financial instruments	693	515
Total assets	33,752	23,131
Liabilities:
Contingent consideration	26,890	19,941
Derivative financial instruments		2,408
Total liabilities	26,890	22,349
Level 1 Inputs [Member]
Assets:
Cash and cash equivalents	32,956	22,236
Short-term investments	103	380
Derivative financial instruments	0	0
Total assets	33,059	22,616
Liabilities:
Contingent consideration	0	0
Derivative financial instruments		0
Total liabilities	0	0
Level 2 Inputs [Member]
Assets:
Cash and cash equivalents	0	0
Short-term investments	0	0
Derivative financial instruments	693	515
Total assets	693	515
Liabilities:
Contingent consideration	0	0
Derivative financial instruments		2,408
Total liabilities	0	2,408
Level 3 Inputs [Member]
Assets:
Cash and cash equivalents	0	0
Short-term investments	0	0
Derivative financial instruments	0	0
Total assets	0	0
Liabilities:
Contingent consideration	26,890	19,941
Derivative financial instruments		0
Total liabilities	$ 26,890	$ 19,941