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Basis of Presentation - Acquisitions (Details) - USD ($) |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Oct. 15, 2019 | Mar. 31, 2019 | Jun. 30, 2020 | Mar. 31, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Dec. 31, 2019 | Mar. 01, 2019 | May 31, 2018
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Acquisition-related equity compensation expense |  |  | $ 1,212,000 |  | $ 0 | $ 2,424,000 | $ 0 |  |  |
Remeasurement gain |  |  | 0 |  | 0 | 0 | 2,441,000 |  |  |
Goodwill impairment expense |  |  | 0 | $ 89,000,000 | 0 | 88,675,000 | 0 |  |  |
Intangible assets impairment expense |  |  |  | 0 |  |  |  |  |  |
Contingent consideration |  |  | 14,953,000 |  |  | 14,953,000 |  | $ 28,484,000 |  |
Acquisition related costs |  |  | 134,000 |  | $ 311,000 | 446,000 | $ 311,000 |  |  |
5 Arches |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Minority interest, percentage |  |  |  |  |  |  |  |  |  | 20.00%
Percent acquired |  | 80.00% |  |  |  |  |  |  |  |
Contingent consideration maximum amount |  |  |  |  |  |  |  |  |  | $ 29,000,000
Restricted stock awards |  |  |  | 3,000,000 |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  |  |  | $ 25,000,000 |
Contingent consideration |  |  | $ 15,000,000 |  |  | $ 15,000,000 |  |  | $ 25,000,000 |
Cash payment for contingent consideration liability |  |  |  | $ 11,000,000 |  |  |  |  |  |
CoreVest |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Contingent consideration performance term | 2 years |  |  |  |  |  |  |  |  |
Restricted stock awards | $ 10,000,000 |  |  |  |  |  |  |  |  |
Intangible assets | $ 57,000,000 |  |  |  |  |  |  |  |  |
5 Arches LLC and CoreVest |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  | 89,000,000 |  |
Goodwill deductible for tax purposes |  |  |  |  |  |  |  | $ 75,000,000 |  |

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- Definition Business Combination, Contingent Consideration, Liability, Maximum Exposure + References No definition available. + Details
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- Definition The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479 + Details
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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=116868678&loc=d3e1043-128460 + Details
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- Definition Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477 + Details
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- Definition In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g)(2) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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