Stock Based Compensation (Tables)

6 Months Ended

Jun. 30, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

Restricted stock activity is summarized as follows:

	Shares Outstanding	Weighted Average Grant Date Fair Value
Unvested restricted stock at January 1, 2014	249,082	$	24.33
Restricted stock granted	81,864		28.68
Restricted stock vested	(77,370)		22.86
Restricted stock forfeited	(4,960)		26.12
Unvested restricted stock at June 30, 2014	248,616	$	26.18