INCOME TAXES AND RELATED PAYMENTS (Tables)

12 Months Ended

Dec. 31, 2013

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense (Benefit)

Income tax expense from operations consisted of the following:

	Year Ended December 31,
	2013		2012		2011
Current:
U.S. federal income tax	$	5,516	$	11,232	$	8,869
State and local income tax	5,148		3,737		4,786
Foreign income tax	3,195		3,351		3,588
	$	13,859	$	18,320	$	17,243
Deferred:
U.S. federal income tax	$	11,253	$	7,432	$	3,285
State and local income tax	1,120		5,106		560
	$	12,373	$	12,538	$	3,845
Total:
U.S. federal income tax	$	16,769	$	18,664	$	12,154
State and local income tax	6,268		8,843		5,346
Foreign income tax	3,195		3,351		3,588
Income tax expense	$	26,232	$	30,858	$	21,088

Schedule of Income before Income Tax, Domestic and Foreign

The Company’s income before income taxes consisted of the following:

	Year Ended December 31,
	2013		2012			2011
Domestic income (loss) before income taxes	$	6,233,758	$	6,710,286		$	(264,603	)
Foreign income (loss) before income taxes	3,206		(7,011		)	(22,954		)
Total income (loss) before income taxes	$	6,236,964	$	6,703,275		$	(287,557	)

Schedule of Effective Income Tax Rate Reconciliation

The Company’s effective tax rate differed from the federal statutory rate for the following reasons:

	Year Ended December 31,
	2013		2012		2011
Income tax expense at federal statutory rate	35.00	%	35.00	%	35.00	%
Income passed through	(34.69	)	(34.78	)	(19.49	)
State and local taxes, net of federal benefit	0.09		0.07		(1.75	)
Foreign taxes	0.03		0.09		(4.04	)
Equity-based compensation expense	—		—		(17.44	)
Other, net	(0.01	)	0.08		0.39
Total effective rate	0.42	%	0.46	%	(7.33	)%

Schedule of Deferred Tax Assets and Liabilities

The income tax effect of temporary differences that give rise to significant portions of deferred tax assets and liabilities was as follows:

	As of December 31,
	2013		2012		2011
Deferred tax assets:
Investment in partnerships	$	277,039	$	157,999	$	67,918
Equity-based compensation expense	3,695		3,994		3,703
Other, net	1,822		1,697		1,365
Total deferred tax assets	282,556		163,690		72,986
Total deferred tax liabilities	3,671		4,519		4,548
Net deferred tax assets before valuation allowance	278,885		159,171		68,438
Valuation allowance	—		—		—
Net deferred tax assets	$	278,885	$	159,171	$	68,438

Schedule of Unrecognized Tax Benefits Roll Forward

The following is a reconciliation of unrecognized tax benefits (excluding interest and penalties thereon):

	Year Ended December 31,
	2013			2012		2011
Unrecognized tax benefits, January 1	$	9,472		$	8,594	$	7,955
Additions for tax positions related to the current year	1,633			72		822
Additions for tax positions related to prior years	1,029			806		—
Reductions for tax positions related to prior years	(806		)	—		—
Settlement of tax positions	—			—		—
Lapse of statute of limitations	(938		)	—		(183		)
Unrecognized tax benefits, December 31	$	10,390		$	9,472	$	8,594