Restructuring and Related Cost, Reduction In Quarterly Payment To Non-employee Directors

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Restructuring and Related Cost, Salary Reduction, Period Percent

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

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Percentage investment held by members or limited partners of limited liability company (LLC) or limited partnership (LP).

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Amount of loss from impairment of right-of-use asset from operating lease.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Description of Business and Basis of Presentation (Details)	1 Months Ended		3 Months Ended				9 Months Ended
	Jul. 31, 2020	Mar. 31, 2020	Sep. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Sep. 30, 2019	Sep. 30, 2020 USD ($)	Sep. 30, 2019	Dec. 31, 2019 USD ($)
Restructuring Cost and Reserve [Line Items]
Goodwill impairment charge							$ 77,089,000
VIE assets			$ 580,775,000				$ 580,775,000		$ 719,878,000
Effective income tax rate			26.00%			61.00%	14.00%	55.00%
VIE Primary Beneficiary \| Limited Partnership
Restructuring Cost and Reserve [Line Items]
Limited partner, ownership percentage	49.00%
Corporate general partner, ownership percentage	49.00%
VIE assets			$ 0				$ 0
VIE revenues			0
COVID-19
Restructuring Cost and Reserve [Line Items]
Goodwill impairment charge					$ 77,100,000
Impairment of intangibles					28,800,000
Impairment of ROU assets					$ 200,000
COVID-19 \| Cost Reduction and Efficiency Program
Restructuring Cost and Reserve [Line Items]
Quarterly payment reduction in director's fee payments			$ 3,750,000	$ 3,750,000
COVID-19 \| Cost Reduction and Efficiency Program \| Minimum
Restructuring Cost and Reserve [Line Items]
Salary reduction percentage		0.25
COVID-19 \| Cost Reduction and Efficiency Program \| Maximum
Restructuring Cost and Reserve [Line Items]
Salary reduction percentage		0.45