Equity - Earnings Per Share (EPS) (Details) - shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Common stock	20,665,792	20,595,422	20,190,245
Common stock equivalents-stock options, grants	71,879	37,033	195,310
Diluted shares outstanding	20,737,671	20,632,455	20,385,555