Computation of Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2015

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

	For the Year Ended December 31,
	2015		2014			2013
In thousands, except per share amounts
Earnings from continuing operations	$	60,438	$	65,780		$	59,066
Loss from discontinued operations, net of tax	—		(2,924		)	(2,386		)
Gain (loss) on disposal of discontinued operations, net of tax	—		(4,984		)	420
Net earnings	$	60,438	$	57,872		$	57,100
Basic:
Weighted average number of shares outstanding	27,177		27,053			26,744
Earnings per share from continuing operations	$	2.22	$	2.43		$	2.21
Loss per share from discontinued operations	—		(0.11		)	(0.09		)
Earnings (loss) per share from disposal of discontinued operations	—		(0.18		)	0.02
Basic earnings per share	$	2.22	$	2.14		$	2.14
Diluted:
Weighted average number of shares outstanding	27,177		27,053			26,744
Weighted average shares issuable on exercise of dilutive stock options	133		147			159
Weighted average shares issuable on exercise of convertible notes	558		577			240
Total	27,868		27,777			27,143
Earnings per share from continuing operations	$	2.17	$	2.37		$	2.17
Loss per share from discontinued operations	—		(0.11		)	(0.09		)
Earnings (loss) per share from disposal of discontinued operations	—		(0.18		)	0.02
Diluted earnings per share	$	2.17	$	2.08		$	2.10