XML 73 R64.htm IDEA: XBRL DOCUMENT v3.8.0.1
Stockholders' Equity - Changes in Accumulated Other Comprehensive Income, Net of Tax by Component (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance     $ 479,517  
Other comprehensive income (loss) before reclassifications $ 2,834 $ 1,603 9,045 $ 3,469
Amounts reclassified from accumulated other comprehensive income (274) (734) (1,113) (2,326)
Other Comprehensive Income, net of tax 2,560 869 7,932 1,143
Ending Balance 504,166   504,166  
Unrealized Gains (Losses) on Available-for-Sale Securities [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance 2,112 1,512 404 1,932
Other comprehensive income (loss) before reclassifications 1,420 1,028 4,262 2,267
Amounts reclassified from accumulated other comprehensive income (616) (770) (1,750) (2,429)
Other Comprehensive Income, net of tax 804 258 2,512 (162)
Ending Balance 2,916 1,770 2,916 1,770
Unrealized Gains (Losses) on Cash Flow Hedges [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance (338)      
Other comprehensive income (loss) before reclassifications (127)   (619)  
Amounts reclassified from accumulated other comprehensive income 269   423  
Other Comprehensive Income, net of tax 142   (196)  
Ending Balance (196)   (196)  
Defined Benefit Plan Adjustments [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance (4,876) (3,828) (5,017) (3,895)
Amounts reclassified from accumulated other comprehensive income 73 36 214 103
Other Comprehensive Income, net of tax 73 36 214 103
Ending Balance (4,803) (3,792) (4,803) (3,792)
Foreign Currency Adjustments [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance (3,714) (6,379) (7,575) (7,006)
Other comprehensive income (loss) before reclassifications 1,541 575 5,402 1,202
Other Comprehensive Income, net of tax 1,541 575 5,402 1,202
Ending Balance (2,173) (5,804) (2,173) (5,804)
Accumulated Other Comprehensive Income [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning Balance (6,816) (8,695) (12,188) (8,969)
Ending Balance $ (4,256) $ (7,826) $ (4,256) $ (7,826)