FAIR VALUE MEASUREMENTS - Fair Value Measurements (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Assets:
Cash and cash equivalents	$ 55,634	$ 22,236
Short-term investments	69	380
Derivative financial instruments	1,207	515
Total assets	56,910	23,131
Liabilities:
Contingent considerations	25,390	19,941
Derivative financial instruments	0	2,408
Total liabilities	25,390	22,349
Level 1 Inputs
Assets:
Cash and cash equivalents	55,634	22,236
Short-term investments	69	380
Derivative financial instruments	0	0
Total assets	55,703	22,616
Liabilities:
Contingent considerations	0	0
Derivative financial instruments	0	0
Total liabilities	0	0
Level 2 Inputs
Assets:
Cash and cash equivalents	0	0
Short-term investments	0	0
Derivative financial instruments	1,207	515
Total assets	1,207	515
Liabilities:
Contingent considerations	0	0
Derivative financial instruments	0	2,408
Total liabilities	0	2,408
Level 3 Inputs
Assets:
Cash and cash equivalents	0	0
Short-term investments	0	0
Derivative financial instruments	0	0
Total assets	0	0
Liabilities:
Contingent considerations	25,390	19,941
Derivative financial instruments	0	0
Total liabilities	$ 25,390	$ 19,941