Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Income Tax Disclosure [Abstract]

Income Tax Expense (Benefit)

	Year Ended December 31,
	2014		2013			2012
Current:
Federal	$	—	$	345		$	(8,463	)
State	1,100		650			275
Total current income tax expense (benefit)	$	1,100	$	995		$	(8,188	)
Deferred:
Federal	$	1,508	$	(248	)	$	(1,035	)
State	237		98			18
Total deferred income tax benefit	$	1,745	$	(150	)	$	(1,017	)
Total income tax expense (benefit) from continuing operations (1)	$	2,845	$	845		$	(9,205	)

(1) Our discontinued operations had no income tax benefit or expense in any period presented.

Deferred Tax Assets And Liabilities

	December 31,
	2014			2013
Deferred tax assets:
Current:
Other current assets	$	262		$	297
Other	8			8
Total current deferred tax asset	270			305
Net operating loss carryforwards	9,048			7,784
Total long-term deferred tax asset	9,048			7,784
Valuation allowances	(737		)	(660		)
Total deferred tax assets	$	8,581		$	7,429
Deferred tax liabilities:
Current:
Other	$	(871	)	$	(785	)
Long-term:
Fixed assets	(4,335		)	(4,441		)
Intangible assets	(14,419		)	(11,503		)
Total long-term liability	(18,754		)	(15,944		)
Total deferred tax liabilities	$	(19,625	)	$	(16,729	)
Total net deferred tax liability	$	(11,044	)	$	(9,300	)

Federal Statutory Income Tax Rate To Income Before Income Taxes

	Year Ended December 31,
	2014			2013			2012
Income from continuing operations before income taxes	$	109,047		$	84,849		$	88,132
Partnership income not subject to tax	(104,751		)	(85,567		)	(90,815		)
Income (loss) subject to income taxes	$	4,296		$	(718	)	$	(2,683	)
Tax expense (benefit) at federal statutory rate	$	1,504		$	(251	)	$	(939	)
State income taxes, net of federal tax	992			660			460
Effects of unrecognized tax positions, federal and state	—			—			(8,205		)
Return to provision, federal and state	(232		)	88			(166		)
Other	581			348			(355		)
Income tax expense (benefit)	$	2,845		$	845		$	(9,205	)
Effective tax rate on income from continuing operations before income taxes (1)	3		%	1		%	N/A

(1) Income tax expense is related to taxable income generated by our corporate subsidiaries and Texas Margin Tax. Due to the income tax benefit in 2012, the effective tax rate as a percentage of our total income from continuing operations before income taxes is not meaningful for those periods.