XML 96 R77.htm IDEA: XBRL DOCUMENT v3.3.1.900
Reclassification Out of Accumulated Other Comprehensive Income to Statement of Operations (Parenthetical) (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Unrealized gains, tax $ (390) $ (645) $ (257)
Prior service benefit, tax (169) (169) (159)
Total reclassifications, tax $ 559 $ 814 $ 416