FAIR VALUE MEASUREMENT - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - Recurring - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Assets:
Assets	$ 24,707	$ 33,877
Liabilities:
Foreign exchange contracts	111	65
Lease exit liabilities	8,114	10,171
Total Liabilities	8,225	10,236
Bank time deposits
Assets:
Assets	23,492	33,791
Foreign exchange contracts
Assets:
Assets	69	86
U.S. and foreign government obligations
Assets:
Assets	1,146
Level 1
Assets:
Assets	0	0
Liabilities:
Foreign exchange contracts	0	0
Lease exit liabilities	0	0
Total Liabilities	0	0
Level 1 | Bank time deposits
Assets:
Assets	0	0
Level 1 | Foreign exchange contracts
Assets:
Assets	0	0
Level 1 | U.S. and foreign government obligations
Assets:
Assets	0
Level 2
Assets:
Assets	24,707	33,877
Liabilities:
Foreign exchange contracts	111	65
Lease exit liabilities	0	0
Total Liabilities	111	65
Level 2 | Bank time deposits
Assets:
Assets	23,492	33,791
Level 2 | Foreign exchange contracts
Assets:
Assets	69	86
Level 2 | U.S. and foreign government obligations
Assets:
Assets	1,146
Level 3
Assets:
Assets	0	0
Liabilities:
Foreign exchange contracts	0	0
Lease exit liabilities	8,114	10,171
Total Liabilities	8,114	10,171
Level 3 | Bank time deposits
Assets:
Assets	0	0
Level 3 | Foreign exchange contracts
Assets:
Assets	0	$ 0
Level 3 | U.S. and foreign government obligations
Assets:
Assets	$ 0