Income Taxes (Tables)

9 Months Ended

Sep. 30, 2019

Income Tax Disclosure [Abstract]

Schedule of provision for income taxes [Table Text Block]

The provision for income taxes for the three and nine months ended September 30, 2019, and 2018, consisted of the following:

	For the Three Months Ended September 30,						For the Nine Months Ended September 30,
	2019			2018			2019			2018
	(in thousands)
Current portion of income tax (expense) benefit:
Federal	$	3,826		$	—		$	3,826		$	—
State	(320		)	(85		)	(1,109		)	(670		)
Deferred portion of income tax (expense) benefit	(19,617		)	36,833			13,620			(60,672		)
Income tax (expense) benefit	$	(16,111	)	$	36,748		$	16,337		$	(61,342	)
Effective tax rate	27.6		%	21.3		%	16.1		%	23.6		%