Income Taxes	6 Months Ended
Jun. 30, 2016
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes The Company's Provision for Income Taxes was $30,676 and $40,410 for the three and six months ended June 30, 2016, respectively, and $16,723 and $22,935 for the three and six months ended June 30, 2015, respectively. The effective tax rate was 48% and 49% for the three and six months ended June 30, 2016, respectively, and 51% for the three and six months ended June 30, 2015. The effective tax rate for 2016 and 2015 reflects the effect of certain nondeductible expenses, including expenses related to Class E LP Units and Class G and H LP Interests as well as the noncontrolling interest associated with LP Units and other adjustments. The Company reported an increase in deferred tax assets of $290 associated with changes in Unrealized Gain (Loss) on Marketable Securities and an increase of $4,549 associated with changes in Foreign Currency Translation Adjustment Gain (Loss), in Accumulated Other Comprehensive Income (Loss) for the six months ended June 30, 2016. The Company reported an increase in deferred tax assets of $461 associated with changes in Unrealized Gain (Loss) on Marketable Securities and an increase of $1,220 associated with changes in Foreign Currency Translation Adjustment Gain (Loss), in Accumulated Other Comprehensive Income (Loss) for the six months ended June 30, 2015. As of June 30, 2016, the Company had no unrecognized tax benefits. The Company classifies interest relating to tax matters and tax penalties as a component of income tax expense in its Unaudited Condensed Consolidated Statements of Operations.

Income Taxes

6 Months Ended

Jun. 30, 2016

The Company's Provision for Income Taxes was $30,676 and $40,410 for the three and six months ended June 30, 2016, respectively, and $16,723 and $22,935 for the three and six months ended June 30, 2015, respectively. The effective tax rate was 48% and 49% for the three and six months ended June 30, 2016, respectively, and 51% for the three and six months ended June 30, 2015. The effective tax rate for 2016 and 2015 reflects the effect of certain nondeductible expenses, including expenses related to Class E LP Units and Class G and H LP Interests as well as the noncontrolling interest associated with LP Units and other adjustments.

The Company reported an increase in deferred tax assets of $290 associated with changes in Unrealized Gain (Loss) on Marketable Securities and an increase of $4,549 associated with changes in Foreign Currency Translation Adjustment Gain (Loss), in Accumulated Other Comprehensive Income (Loss) for the six months ended June 30, 2016. The Company reported an increase in deferred tax assets of $461 associated with changes in Unrealized Gain (Loss) on Marketable Securities and an increase of $1,220 associated with changes in Foreign Currency Translation Adjustment Gain (Loss), in Accumulated Other Comprehensive Income (Loss) for the six months ended June 30, 2015.

As of June 30, 2016, the Company had no unrecognized tax benefits.

The Company classifies interest relating to tax matters and tax penalties as a component of income tax expense in its Unaudited Condensed Consolidated Statements of Operations.