XML 28 R3.htm IDEA: XBRL DOCUMENT v3.8.0.1
Consolidated Statements of Operations (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Income Statement [Abstract]      
Discontinued operations, net of tax expense of $2,162, $14,512 and $12,325 in 2017, 2016 and 2015, respectively $ 2,162 $ 14,512 $ 12,325