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Selected Quarterly Financial Data (unaudited)

12 Months Ended

Dec. 31, 2017

Quarterly Financial Information Disclosure [Abstract]

Selected Quarterly Financial Data (unaudited)

14.	SELECTED QUARTERLY FINANCIAL DATA (unaudited)

The following tables set forth selected quarterly statements of income data for the periods indicated (dollars in thousands, except share and per share amounts):

		Quarter Ended
		December 31, 2017				September 30, 2017				June 30, 2017				March 31, 2017
Revenues		$	114,025			$	101,287			$	98,227			$	119,508
Operating income		$	19,434			$	11,437			$	9,089			$	38,665
Net income		$	12,905			$	14,067			$	14,221			$	25,614
Earnings per share, basic		$	0.22			$	0.24			$	0.24			$	0.44
Earnings per share, diluted		$	0.22			$	0.24			$	0.24			$	0.43
Weighted average shares outstanding:
Basic			58,100,141				58,003,222				57,898,914				57,307,187
Diluted			58,850,271				58,873,502				58,816,442				58,525,980

		Quarter Ended
		December 31, 2016				September 30, 2016				June 30, 2016				March 31, 2016
Revenues		$	87,810			$	77,325			$	73,880			$	90,126
Operating income		$	12,681			$	582			$	16,004			$	28,704
Net income		$	8,633			$	6,198			$	10,421			$	18,588
Earnings per share, basic		$	0.15			$	0.11			$	0.18			$	0.32
Earnings per share, diluted		$	0.15			$	0.10			$	0.18			$	0.31
Weighted average shares outstanding:
Basic			57,652,531				57,819,734				57,591,556				57,132,909
Diluted			58,882,966				58,907,281				58,697,229				58,362,040