Income Taxes (Tables)

12 Months Ended

Dec. 31, 2019

Income Tax Disclosure [Abstract]

Schedule of Income Tax Benefit (Expense)

For the years ended December 31, 2019, 2018, and 2017, the Company recorded deferred income tax benefit (expense) as shown below. The tax provision in future periods will vary based on current and future temporary differences, as well as future operating results.

	Year Ended December 31,
	2019			2018			2017
Current expense:
Federal income taxes	$	(6	)	$	(23	)	$	(4	)
State income taxes	(113		)	(47		)	(25		)
Current income tax expense	(119		)	(70		)	(29		)
Deferred benefit (expense):
Federal income taxes	(358		)	(204		)	9,082
State income taxes	38			94			34
Deferred income tax benefit (expense)	(320		)	(110		)	9,116
Income tax benefit (expense)	$	(439	)	$	(180	)	$	9,087

Schedule of Effective Tax Rate Reconciliation

The Company’s effective tax rate differs from that derived by applying the applicable federal income tax rate of 21% for the years ended December 31, 2019 and 2018 and 35% for the year ended December 31, 2017, respectively, as follows:

	Year Ended December 31,
	2019			2018			2017
Statutory federal income taxes	$	(510	)	$	(354	)	$	(360	)
Statutory state income taxes, net	(57		)	(54		)	(34		)
Change in uncertain tax positions	(64		)	(24		)	3
Nondeductible expenses	(24		)	(25		)	(21		)
Net income attributable to noncontrolling interest	80			68			84
Excess stock compensation	63			34			88
Federal tax credits	46			77			21
Tax rate changes	15			107			9,293
Other	12			(9		)	13
Income tax benefit (expense)	$	(439	)	$	(180	)	$	9,087

Schedule of Deferred Tax Assets (Liabilities)

The tax effects of these temporary differences that give rise to significant portions of the deferred tax assets and deferred tax liabilities at December 31, 2019 and 2018 are presented below.

	December 31,
	2019			2018
Deferred tax assets:
Loss carryforwards	$	1,839		$	2,453
Accrued and other	664			578
Total gross deferred tax assets	2,503			3,031
Less: valuation allowance	(46		)	(89		)
Deferred tax assets	$	2,457		$	2,942
Deferred tax liabilities:
Investment in partnership	$	(20,159	)	$	(20,319	)
Accrued and other	(9		)	(12		)
Deferred tax liabilities	(20,168		)	(20,331		)
Net deferred tax liabilities	$	(17,711	)	$	(17,389	)

Roll Forward of Unrecognized Tax Benefits

A reconciliation of the beginning and ending amount of unrecognized tax benefits, exclusive of interest and penalties, included in other long-term liabilities on the accompanying consolidated balance sheets of the Company is as follows:

BALANCE, December 31, 2017	$	164
Additions on prior year tax positions	7
Additions on current year tax positions	25
Reductions on settlements and expirations with taxing authorities	(16		)
BALANCE, December 31, 2018	$	180
Additions on prior year tax positions	15
Additions on current year tax positions	44
Reductions on settlements and expirations with taxing authorities	(9		)
BALANCE, December 31, 2019	$	230