Annual report pursuant to Section 13 and 15(d)

Accumulated Other Comprehensive Income (Loss) - Summary of Changes in Accumulated Other Comprehensive Income (Loss) (Parenthetical) (Detail)

v3.3.1.900
Accumulated Other Comprehensive Income (Loss) - Summary of Changes in Accumulated Other Comprehensive Income (Loss) (Parenthetical) (Detail)
$ in Thousands
12 Months Ended
Dec. 31, 2015
USD ($)
Equity [Abstract]  
Other comprehensive income (loss) before reclassifications, tax benefit $ 2,868
Tax expense (benefit) associated with change in pension actuarial loss 280
Amounts reclassified out of accumulated other comprehensive income (loss), tax expense $ 3,073