FAIR VALUE MEASUREMENTS - Fair Value Measurements (Detail) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Assets:
Cash and cash equivalents	$ 44,320	$ 55,634
Short-term investments	64	69
Derivative financial instruments	719	1,207
Total assets	45,103	56,910
Liabilities:
Contingent consideration	23,357	25,390
Total liabilities	23,357	25,390
Level 1 Inputs [Member]
Assets:
Cash and cash equivalents	44,320	55,634
Short-term investments	64	69
Derivative financial instruments	0	0
Total assets	44,384	55,703
Liabilities:
Contingent consideration	0	0
Total liabilities	0	0
Level 2 Inputs [Member]
Assets:
Cash and cash equivalents	0	0
Short-term investments	0	0
Derivative financial instruments	719	1,207
Total assets	719	1,207
Liabilities:
Contingent consideration	0	0
Total liabilities	0	0
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	23,357	25,390
Total liabilities	$ 23,357	$ 25,390