Quarterly report pursuant to Section 13 or 15(d)

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

v3.2.0.727
Stockholders' Equity - Changes in Accumulated Other Comprehensive (Loss) Income, Net of Income Taxes (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning balance     $ 159  
Other comprehensive (loss) income before reclassifications     (194)  
Amounts reclassified from accumulated other comprehensive (loss) income     16  
Total other comprehensive (loss) income $ (539) $ (39) (178) $ 3
Ending balance (19)   (19)  
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     (321)  
Amounts reclassified from accumulated other comprehensive (loss) income     16  
Total other comprehensive (loss) income     (305)  
Ending balance (281)   (281)  
Foreign currency translation [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning balance     135  
Other comprehensive (loss) income before reclassifications     127  
Total other comprehensive (loss) income     127  
Ending balance $ 262   $ 262