Income Taxes (Tables)

6 Months Ended

Jun. 30, 2020

Income Tax Disclosure [Abstract]

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

Income tax (benefit) expense, income (loss) before income taxes and the corresponding effective tax rate for the three and six months ended June 30, 2020 and 2019 were as follows:

	Three Months Ended June 30,						Six Months Ended June 30,
	2020			2019			2020			2019
Income tax (benefit) expense	$	(38,982)		$	44,222		$	(53,099)		$	46,256
(Loss) income before income taxes	(174,966)			188,882			(301,522)			185,553
Effective tax rate	22		%	23		%	18		%	25		%