Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2015

Earnings Per Share [Abstract]

EPS Calculation Table Text Block

	Three Months Ended				Six Months Ended
	June 30,				June 30,
In thousands, except per share data	2015		2014		2015		2014
Net income	$	2,197	$	1,071	$	30,683	$	38,955
Average common shares outstanding - basic	27,343		27,139		27,322		27,116
Additional shares for stock-based compensation plans outstanding	45		43		56		42
Average common shares outstanding - diluted	27,388		27,182		27,378		27,158
Earnings per share of common stock - basic	$	0.08	$	0.04	$	1.12	$	1.44
Earnings per share of common stock - diluted	$	0.08	$	0.04	$	1.12	$	1.43
Additional information:
Antidilutive shares excluded from net income per diluted common share calculation	35		39		27		28