Overview (Tables)

9 Months Ended

Sep. 30, 2018

New Accounting Pronouncements or Change in Accounting Principle [Line Items]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

The impacts of adoption to the current period results are as follows (in thousands):

	September 30, 2018
	Under ASC 606			Under ASC 605			Increase/(Decrease)
Accounts receivable, net	$	662,372		$	659,533		$	2,839
Other noncurrent assets	$	138,158		$	118,292		$	19,866
Other current liabilities	$	7,880		$	7,269		$	611
Deferred income taxes	$	52,897		$	47,189		$	5,708
Accumulated deficit	$	(74,522	)	$	(90,908	)	$	16,386

	Three Months Ended September 30, 2018
	Under ASC 606			Under ASC 605			Increase/(Decrease)
Revenue	$	633,996		$	627,070		$	6,926
Cost of sales	$	468,871		$	464,146		$	4,725
General and administrative expense	$	21,904		$	21,804		$	100
Income tax benefit	$	(2,697	)	$	(2,988	)	$	291
Net income	$	8,461		$	6,651		$	1,810
Net income attributable to common shareholders	$	2,144		$	334		$	1,810
Net income per common share:
Basic	$	0.03		$	0.01		$	0.02
Diluted	$	0.03		$	0.01		$	0.02

	Nine Months Ended September 30, 2018
	Under ASC 606			Under ASC 605			Increase/(Decrease)
Revenue	$	1,891,399		$	1,872,875		$	18,524
Cost of sales	$	1,377,092		$	1,364,454		$	12,638
General and administrative expense	$	71,267		$	70,967		$	300
Income tax expense	$	16,773		$	16,059		$	714
Net loss	$	(27,300	)	$	(32,172	)	$	4,872
Net loss attributable to common shareholders	$	(44,660	)	$	(49,532	)	$	4,872
Net loss per common share:
Basic	$	(0.57	)	$	(0.63	)	$	0.06
Diluted	$	(0.57	)	$	(0.63	)	$	0.06