Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Changes in Accumulated Other Comprehensive (Loss) Income, Net of Income Taxes (Detail)

v3.3.1.900
Stockholders' Equity - Changes in Accumulated Other Comprehensive (Loss) Income, Net of Income Taxes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance $ 159  
Other comprehensive (loss) income before reclassifications 282  
Amounts reclassified from accumulated other comprehensive (loss) income 16  
Total other comprehensive (loss) income 298 $ 159
Ending balance 457 159
Unrealized gains and (losses) of available-for-sale securities [ Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance 24  
Other comprehensive (loss) income before reclassifications (608)  
Amounts reclassified from accumulated other comprehensive (loss) income 16  
Total other comprehensive (loss) income (592)  
Ending balance (568) 24
Foreign currency translation [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance 135  
Other comprehensive (loss) income before reclassifications 890  
Total other comprehensive (loss) income 890  
Ending balance $ 1,025 $ 135