Earnings (loss) per Share (Details) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Denominator:
Weighted average common shares for basic earnings (loss) per share	16,302,870	17,017,334	16,388,892	17,137,730
Effect of dilutive securities		54,794		52,934
Weighted average common shares for diluted earnings (loss) per share	16,302,870	17,072,128	16,388,892	17,190,664