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Stockholders' Equity - Schedule of Preferred Stock Issued and Outstanding (Details) - USD ($) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2020 | Dec. 31, 2019
Class of Stock [Line Items] |  |
Preferred stock, shares authorized (in shares) | 200,000,000 | 200,000,000
Preferred stock, shares issued (in shares) | 20,872,888 | 20,872,888
Preferred stock, carrying value | $ 504,765,000 | $ 504,765,000
Preferred stock, liquidation preference per share (in dollars per share) | $ 25 |
Series B Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, shares authorized (in shares) | 6,000,000 |
Preferred stock, shares issued (in shares) | 3,156,087 |
Preferred stock, carrying value | $ 76,180,000 |
Preferred stock, liquidation preference | $ 78,902,000 |
Preferred stock, contractual rate, percentage | 7.75% |
Series C Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, shares authorized (in shares) | 6,600,000 |
Preferred stock, shares issued (in shares) | 4,181,807 |
Preferred stock, carrying value | $ 101,102,000 |
Preferred stock, liquidation preference | $ 104,545,000 |
Preferred stock, contractual rate, percentage | 7.875% |
Series D Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, shares authorized (in shares) | 8,400,000 |
Preferred stock, shares issued (in shares) | 6,123,495 |
Preferred stock, carrying value | $ 148,134,000 |
Preferred stock, liquidation preference | $ 153,087,000 |
Preferred stock, contractual rate, percentage | 8.00% |
Series D Preferred Stock | LIBOR |  |
Class of Stock [Line Items] |  |
Preferred stock, floating annual rate, percentage | 0.00057% |
Series E Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, shares authorized (in shares) | 9,900,000 |
Preferred stock, shares issued (in shares) | 7,411,499 |
Preferred stock, carrying value | $ 179,349,000 |
Preferred stock, liquidation preference | $ 185,288,000 |
Preferred stock, contractual rate, percentage | 7.875% |
Series E Preferred Stock | LIBOR |  |
Class of Stock [Line Items] |  |
Preferred stock, floating annual rate, percentage | 0.06429% |
Preferred Stock |  |
Class of Stock [Line Items] |  |
Preferred stock, shares authorized (in shares) | 30,900,000 | 30,900,000
Preferred stock, shares issued (in shares) | 20,872,888 | 20,872,888
Preferred stock, carrying value | $ 504,765,000 |
Preferred stock, liquidation preference | $ 521,822,000 | $ 521,822,000

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- Definition Preferred Stock, Dividend Payment Rate, Basis Spread On Variable Rate + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Definition The percentage rate used to calculate dividend payments on preferred stock. + References No definition available. + Details
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- Definition The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(d)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21484-112644 + Details
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- Definition Value of the difference between preference in liquidation and the par or stated values of the preferred shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(d)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
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- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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