Annual report pursuant to Section 13 and 15(d)

Reconciliation of Total Amounts of Unrecognized Tax Benefits Excluding Interest and Penalties (Detail)

v3.3.1.900
Reconciliation of Total Amounts of Unrecognized Tax Benefits Excluding Interest and Penalties (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Reconciliation of Unrecognized Tax Benefits [Line Items]      
Beginning Balance $ 16,515 $ 18,780 $ 33,222
Gross increases - tax positions in prior periods 40 10 413
Gross decreases - tax positions in prior periods   (2,379)  
Gross increases - current period tax positions 2,112 1,324 1,476
Gross decreases - current period tax positions 0 0 0
Settlements (871) (963) (15,444)
Foreign currency translation adjustments (663) (257) (887)
Ending Balance $ 17,133 $ 16,515 $ 18,780