Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans - Amounts Recognized in Accumulated Other Comprehensive Income (Details)

v3.10.0.1
Employee Benefit Plans - Amounts Recognized in Accumulated Other Comprehensive Income (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]    
Net actuarial loss $ (1,365) $ (1,246)
Amounts recognized in accumulated other comprehensive income (loss), before taxes (1,365) (1,246)
Income tax benefit 287 442
Amounts recognized in accumulated other comprehensive income (loss), after taxes $ (1,078) $ (804)