Selected Quarterly Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Selected Quarterly Data (Unaudited)

Schedule of selected quarterly data (unaudited)

In thousands,	2012 Quarter Ended												2011 Quarter Ended
except per share amounts	December 31			September 30			June 30			March 31			December 31			September 30			June 30			March 31
Revenues	$	204,835		$	187,203		$	189,629		$	186,042		$	215,113		$	202,967		$	202,838		$	190,718
Operating income (loss)	22,142			17,345			(143,403		)	13,976			24,622			21,178			17,234			15,064
Income (loss) from continuing operations	14,343			9,756			(104,638		)	7,435			15,310			12,263			9,954			8,350
Loss from discontinued operations	(3,647		)	(893		)	(5,067		)	(642		)	(582		)	(135		)	(529		)	(433		)
Net income (loss)	10,696			8,863			(109,705		)	6,793			14,728			12,128			9,425			7,917
Basic earnings (loss) per share:
Continuing operations	$	0.23		$	0.15		$	(1.66	)	$	0.12		$	0.24		$	0.20		$	0.16		$	0.13
Discontinued operations	(0.06		)	(0.01		)	(0.08		)	(0.01		)	(0.01		)	(0.01		)	(0.01		)	(0.01		)
Net income (loss)	0.17			0.14			(1.74		)	0.11			0.23			0.19			0.15			0.12
Diluted earnings (loss) per share
Continuing operations	$	0.23		$	0.15		$	(1.66	)	$	0.12		$	0.24		$	0.19		$	0.16		$	0.13
Discontinued operations	(0.06		)	(0.01		)	(0.08		)	(0.01		)	(0.01		)	(0.00		)	(0.01		)	(0.01		)
Net income (loss)	0.17			0.14			(1.74		)	0.11			0.23			0.19			0.15			0.12