Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2016

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three months ended September 30, 2016
	Net Income (numerator)		Shares (denominator)	Per Share Amount
Basic EPS	$	12,527	83,286	$	0.15
Effect of restricted stock	—		56
Diluted EPS	$	12,527	83,342	$	0.15

	Three months ended September 30, 2015
	Net Income (numerator)		Shares (denominator)	Per Share Amount
Basic EPS	$	15,113	87,387	$	0.17
Effect of restricted stock	—		105
Diluted EPS	$	15,113	87,492	$	0.17

	Nine Months Ended September 30, 2016
	Net Income (numerator)		Shares (denominator)	Per Share Amount
Basic EPS	$	43,272	83,301	$	0.52
Effect of restricted stock	—		72
Diluted EPS	$	43,272	83,373	$	0.52

	Nine Months Ended September 30, 2015
	Net Income (numerator)		Shares (denominator)	Per Share Amount
Basic EPS	$	56,041	87,663	$	0.64
Effect of restricted stock	—		143
Diluted EPS	$	56,041	87,806	$	0.64