Quarterly Selected Financial Data (unaudited)

12 Months Ended

Dec. 31, 2018

Quarterly Financial Information Disclosure [Abstract]

Quarterly Selected Financial Data (unaudited)

Quarterly Selected Financial Data (unaudited)

	Three Months Ended
Year Ended December 31, 2018	March 31			June 30			September 30			December 31
(In thousands, except per share data)
Revenues	$	575,295		$	592,349		$	633,180		$	650,963
Gross profit	$	81,198		$	77,663		$	109,740		$	101,396
Income from operations	$	65,167		$	44,595		$	82,886		$	86,490
Reorganization items, net	$	(301	)	$	(740	)	$	(560	)	$	(60	)
Net income	$	59,985		$	43,306		$	123,192		$	86,094
Diluted income per common share	$	2.74		$	2.06		$	6.10		$	4.44

	Three Months Ended
Year Ended December 31, 2017	March 31			June 30			September 30			December 31
(In thousands, except per share data)
Revenues	$	600,975		$	549,866		$	613,538		$	560,244
Gross profit	$	86,707		$	63,150		$	66,145		$	63,460
Income from operations	$	66,985		$	42,924		$	73,310		$	51,117
Reorganization items, net	$	(2,828	)	$	(21	)	$	(43	)	$	494
Net income	$	51,668		$	37,160		$	68,351		$	81,271
Diluted income per common share	$	2.03		$	1.48		$	2.83		$	3.64