Income Taxes (Tables)

12 Months Ended

Dec. 31, 2016

Income Tax Disclosure [Abstract]

Schedule of Provision for Income Taxes

For the years ended December 31, 2016, 2015 and 2014, the provision for income taxes is comprised of the following:

	2016			2015			2014
Current income tax (benefit) provision
Federal	$	(72	)	$	(78	)	$	(70	)
State		442			494			937
Foreign		23			36			5
Total current income tax provision		393			452			872
Deferred income tax provision (benefit):
Federal		5,169			25,210			30,414
State		3,768			(1,964	)		(2,414	)
Total deferred income tax provision		8,937			23,246			28,000
Total income tax provision	$	9,330		$	23,698		$	28,872

Components of Deferred Income Tax Assets and Liabilities

The components of deferred income tax assets and liabilities as of December 31, 2016 and 2015 are as follows:

	2016			2015
Deferred income tax assets:
Acquisition and debt related costs	$	15,899		$	18,281
Net operating loss		294,986			283,947
Self-insurance		9,766			10,039
Deferred revenue		4,696			942
Cash flow hedge		9,114			6,401
Tax credits		6,882			4,546
Other		12,539			9,652
Total deferred income tax assets		353,882			333,808
Valuation allowance		(584	)		(1,466	)
Net deferred tax assets		353,298			332,342
Deferred income tax liabilities:
Property and equipment		(326,320	)		(309,054	)
Goodwill		(49,493	)		(42,458	)
Amortization		(20,877	)		(17,564	)
Other		(4,527	)		(4,961	)
Total deferred income tax liabilities		(401,217	)		(374,037	)
Net deferred income tax liabilities	$	(47,919	)	$	(41,695	)

Schedule of Reconciliation between Statutory Income Tax Rate and Company's Effective Income Tax Provision (Benefit) Rate

The reconciliation between the statutory income tax rate and the Company’s effective income tax provision rate for the years ended December 31, 2016, 2015 and 2014, is as follows:

	2016				2015				2014
Income tax rate at federal statutory rates		35.00		%		35.00		%		35.00		%
Federal net operating loss and tax credit adjustments		24.40				(0.68	)			0.72
State taxes, net of federal benefit		(58.42	)			0.56				1.32
State net operating loss revaluation		(19.74	)			(2.51	)			(3.78	)
Nondeductible equity-based compensation		(275.10	)			0.15				0.63
Tax credits		21.17				(1.73	)			(0.80	)
Nondeductible expenses		(17.15	)			0.53				1.17
Charitable contribution carryforward valuation allowance		—				2.01				1.91
Other		(1.63	)			(0.79	)			0.47
Income tax rate		(291.47	)	%		32.54		%		36.64		%