Quarterly report pursuant to Section 13 or 15(d)

Income Tax (Details)

v3.8.0.1
Income Tax (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Income Tax Disclosure [Abstract]    
Income tax expense $ 18 $ 32
Federal benefit (as a percent) 3.00% 5.00%