Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans - Amounts Recognized in the Balance Sheets (Details)

v3.10.0.1
Employee Benefit Plans - Amounts Recognized in the Balance Sheets (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]    
Assets $ 568 $ 324
Liabilities 0 0
Total assets and liabilities recognized in balance sheets $ 568 $ 324