Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Data (Unaudited)

21.     Quarterly Financial Data (Unaudited)

The following is a summary of the unaudited quarterly results of operations for the years ended December 31, 2014 and 2013 (in thousands, except per share amounts).

	2014
	March 31,			June 30,			September 30,			December 31,
Revenue	$	204,726		$	177,466		$	180,269		$	157,022
Operating expenses		161,938			158,317			155,233			154,316
Gross margin		42,788			19,149			25,036			2,706
Corporate general and administrative		10,198			8,306			8,889			6,790
Operating income (loss)		32,590			10,843			16,147			(4,084	)
Other (expense) income:
Interest expense		(3,433	)		(3,577	)		(3,123	)		(2,991	)
Gain on sale of operations, net		8			68			17			1,210
Other income (loss), net		1,975			3,936			(1,368	)		2,350
Total other (expense) income, net		(1,450	)		427			(4,474	)		569
Income (loss) from continuing operations before income tax expense (benefit)		31,140			11,270			11,673			(3,515	)
Income tax expense (benefit)		13,114			4,824			4,353			(2,137	)
Income (loss) from continuing operations		18,026			6,446			7,320			(1,378	)
(Loss) income from operations of discontinued operations, net of tax		(263	)		(312	)		(239	)		60
(Loss) gain on disposal of discontinued operations, net of tax		(474	)		(27	)		607			(7	)
Net income (loss)	$	17,289		$	6,107		$	7,688		$	(1,325	)
Earnings (loss) per share:
Basic:
Continuing operations	$	0.37		$	0.13		$	0.15		$	(0.03	)
Discontinued operations		(0.01	)		0.00			0.01			0.00
Net income (loss)	$	0.36		$	0.13		$	0.16		$	(0.03	)
Diluted:
Continuing operations	$	0.34		$	0.12		$	0.14		$	(0.03	)
Discontinued operations		(0.01	)		0.00			0.01			0.00
Net income (loss)	$	0.33		$	0.12		$	0.15		$	(0.03	)
Basic weighted average common shares		48,182			48,273			48,451			48,455
Diluted weighted average common shares		52,618			52,052			51,209			48,455

	2013
	March 31,			June 30,			September 30,			December 31,
Revenue	$	197,078		$	168,296		$	165,145		$	146,652
Operating expenses		155,382			147,202			146,464			144,291
Gross margin		41,696			21,094			18,681			2,361
Corporate general and administrative		9,984			7,649			8,944			7,821
Operating income (loss)		31,712			13,445			9,737			(5,460	)
Other expense:
Interest expense		(4,056	)		(4,145	)		(3,815	)		(3,358	)
Gain on sale of operations, net		18			48			6			7
Other income, net		1,728			515			2,371			3,203
Total other expense, net		(2,310	)		(3,582	)		(1,438	)		(148	)
Income (loss) from continuing operations before income tax expense (benefit)		29,402			9,863			8,299			(5,608	)
Income tax expense (benefit)		12,308			4,260			2,707			(2,698	)
Income (loss) from continuing operations		17,094			5,603			5,592			(2,910	)
Income (loss) from operations of discontinued operations, net of tax		1,186			1,639			453			(1,130	)
Gain on disposal of discontinued operations, net of tax		23			1,905			56,315			93
Net income (loss)	$	18,303		$	9,147		$	62,360		$	(3,947	)
Earnings (loss) per share:
Basic:
Continuing operations	$	0.35		$	0.11		$	0.12		$	(0.06	)
Discontinued operations		0.02			0.07			1.16			(0.02	)
Net income (loss)	$	0.37		$	0.18		$	1.28		$	(0.08	)
Diluted:
Continuing operations	$	0.34		$	0.11		$	0.11		$	(0.06	)
Discontinued operations		0.02			0.07			1.16			(0.02	)
Net income (loss)	$	0.36		$	0.18		$	1.27		$	(0.08	)
Basic weighted average common shares		49,417			49,639			48,504			46,681
Diluted weighted average common shares		49,836			49,929			49,003			46,981