XML 91 R78.htm IDEA: XBRL DOCUMENT v3.6.0.2
Earnings Per Common Share (EPS) (Narrative) (Details) - shares
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Earnings Per Common Share (EPS) [Abstract]    
Options excluded from calculating diluted EPS because their effect was anti-dilutive 0 636