Earnings Per Share (Details) $ / shares in Units, $ in Thousands |
3 Months Ended | 12 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nov. 01, 2017 |
Dec. 31, 2018
USD ($)
$ / shares
|
Sep. 30, 2018
USD ($)
$ / shares
|
Jun. 30, 2018
USD ($)
$ / shares
|
Mar. 31, 2018
USD ($)
$ / shares
|
Dec. 31, 2017
USD ($)
$ / shares
|
Sep. 30, 2017
USD ($)
$ / shares
|
Jun. 30, 2017
USD ($)
$ / shares
|
Mar. 31, 2017
USD ($)
$ / shares
|
Dec. 31, 2018
USD ($)
$ / shares
shares
|
Dec. 31, 2017
USD ($)
$ / shares
shares
|
Dec. 31, 2016
USD ($)
$ / shares
shares
|
|
| Earnings Per Share [Abstract] | ||||||||||||
| Reverse stock split, conversion ratio | 0.50 | |||||||||||
| Net (loss) income from continuing operations | $ (44,290) | $ 308,239 | $ 317,921 | |||||||||
| Income from discontinued operations, net of tax | $ 3,877 | $ 8,844 | $ 14,157 | $ 13,454 | 0 | 44,146 | 35,357 | |||||
| Net (loss) income | (44,290) | 352,385 | 353,278 | |||||||||
| Income from discontinued operations attributable to noncontrolling interest | 0 | 3,814 | 0 | |||||||||
| Net income attributable to Two Harbors Investment Corp. | (44,290) | 348,571 | 353,278 | |||||||||
| Dividends on preferred stock | $ 18,950 | $ 18,951 | $ 13,747 | $ 13,747 | 11,949 | 8,888 | 4,285 | 0 | 65,395 | 25,122 | 0 | |
| Net income attributable to common stockholders | $ (573,485) | $ 16,995 | $ 125,743 | $ 321,062 | $ 153,955 | $ 93,176 | $ 4,333 | $ 71,985 | (109,685) | 323,449 | 353,278 | |
| Interest expense attributable to convertible notes | 0 | 17,867 | 0 | |||||||||
| Net (loss) income attributable to common stockholders - diluted | $ (109,685) | $ 341,316 | $ 353,278 | |||||||||
| Weighted average common shares outstanding (in shares) | shares | 204,409,853 | 173,063,178 | 172,523,497 | |||||||||
| Weighted average restricted stock shares (in shares) | shares | 1,610,649 | 1,370,821 | 1,513,355 | |||||||||
| Weighted average basic common shares outstanding (in shares) | shares | 206,020,502 | 174,433,999 | 174,036,852 | |||||||||
| Effect of dilutive shares issued in an assumed conversion (in shares) | shares | 0 | 13,699,342 | 0 | |||||||||
| Weighted average diluted common shares outstanding (in shares) | shares | 206,020,502 | 188,133,341 | 174,036,852 | |||||||||
| Basic earnings per weighted average common share (in usd per share) | $ / shares | $ (2.31) | $ 0.08 | $ 0.72 | $ 1.83 | $ 0.88 | $ 0.53 | $ 0.02 | $ 0.41 | $ (0.53) | $ 1.85 | $ 2.03 | |
| Diluted earnings per weighted average common share (in usd per share) | $ / shares | $ (2.31) | $ 0.08 | $ 0.68 | $ 1.69 | $ 0.84 | $ 0.52 | $ 0.02 | $ 0.41 | $ (0.53) | $ 1.81 | $ 2.03 | |
| X | ||||||||||
- Definition Number of common shares outstanding determined by relating the portion of time within a reporting period that common shares have been outstanding to the total time in that period. No definition available.
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- References No definition available.
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| X | ||||||||||
- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount after tax of income (loss) from a discontinued operation attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The after-tax amount of interest recognized in the period associated with any convertible debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders. No definition available.
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares of restricted stock determined by relating the portion of time within a reporting period that restricted shares have been outstanding to the total time in that period. Restricted shares are subject to sales, contractual, regulatory or other restrictions that prevent or inhibit the holder from freely disposing of them before the restriction ends. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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