XML 86 R73.htm IDEA: XBRL DOCUMENT v3.6.0.2
Employee Benefit Plans (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Employee Benefit Plans [Abstract]      
Matching percentage for retirement plan 6.00% 6.00% 6.00%
Company matching contribution amount $ 0.0 $ 0.0 $ 0.0