Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Income and Total Comprehensive Income (Parenthetical)

v3.10.0.1
Condensed Consolidated Statements of Income and Total Comprehensive Income (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Income Statement [Abstract]        
Other comprehensive income, tax $ 3 $ 9 $ 7 $ 19