Income Taxes (Tables)

6 Months Ended

Jun. 30, 2017

Income Taxes [Abstract]

Summary of Income Tax Benefit (Provision)

The following summarizes our income tax benefit (provision) on the pre-tax lossfrom continuing operations (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
Total current income tax provision	$	(96)	$	(742)	$	(53,989)	$	(1,343)
Total deferred income tax benefit (provision)		476		(7,738)		(11,695)		(20,812)
Income tax benefit (provision)	$	380	$	(8,480)	$	(65,684)	$	(22,155)

Summary of Uncertain Tax Positions Included in Income Tax Provision

The following summarizes amounts for uncertain tax positions (“UTPs”) included in our income tax benefit (provision) (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
Current provision for UTPs	$	(690)	$	(627)	$	(1,365)	$	(1,138)
Deferred benefit for UTPs		231		320		475		512
Tax provision for UTPs	$	(459)	$	(307)	$	(890)	$	(626)

Summary of Changes to Company's Liabilities for UTPs

The following summarizes the changes to our liabilities for UTPs included in long-term liabilities in the condensed consolidated balance sheets (in thousands):

	Six Months Ended June 30,
	2017		2016
Liabilities for UTPs:
Opening balance — January 1	$	68,658	$	69,511
Current provision for potential additional interest		1,365		1,138
Ending balance	$	70,023	$	70,649