XML 104 R95.htm IDEA: XBRL DOCUMENT v3.10.0.1
Schedule of Expected Amounts of Net Periodic Benefit Costs (Detail) - Other Pension Plans, Defined Benefit
$ in Thousands
Dec. 31, 2017
USD ($)
Defined Benefit Plan Disclosure [Line Items]  
Unrecognized actuarial (loss) gain $ 299
Unrecognized prior service credit (cost) $ (5)