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CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Residential loans, net |  | $ 3,049,166 | $ 2,961,396
Residential loans, at fair value |  | 0 | 17,816,746
Preferred equity and mezzanine loan investments |  |  | 180,045
Equity investments |  | $ 259,095 | $ 189,965
Operating Lease, Liability, Statement of Financial Position [Extensible List] |  | us-gaap:OtherLiabilities | us-gaap:OtherLiabilities
Preferred stock, par value (in dollars per share) |  | $ 0.01 | $ 0.01
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, shares outstanding (in shares) |  | 20,872,888 | 20,872,888
Liquidation Preference |  | $ 521,822 |
Common stock, par value (in dollars per share) |  | $ 0.01 | $ 0.01
Common stock, shares authorized (in shares) |  | 800,000,000 | 800,000,000
Common stock, shares issued (in shares) |  | 377,744,476 | 377,744,476
Common stock, shares outstanding (in shares) |  | 291,371,039 | 291,371,039
Total assets | [1] | $ 4,655,587 | $ 23,483,369
Total liabilities | [1] | 2,348,014 | 21,278,340
VIE, Primary Beneficiary |  |  |
Total assets |  | 2,150,984 | 19,270,384
Total liabilities |  | 1,667,306 | 17,878,314
Equity Method Investment Portfolio |  |  |
Equity investments, estimated fair value |  | 259,095 | 83,882
Equity investments |  | $ 259,095 | 83,882
Equity investments |  |  | $ 106,083
Preferred Stock |  |  |
Preferred stock, par value (in dollars per share) |  | $ 0.01 | $ 0.01
Preferred stock, shares authorized (in shares) |  | 30,900,000 | 30,900,000
Preferred stock, shares outstanding (in shares) |  | 20,872,888 | 20,872,888
Liquidation Preference |  | $ 521,822 | $ 521,822
Residential collateralized debt obligations, at fair value |  |  |
Collateralized debt obligations |  | 1,054,335 | 17,777,280
Residential collateralized debt obligations, at fair value | VIE, Primary Beneficiary |  |  |
Collateralized debt obligations |  | 1,054,335 | 17,777,280
Residential Collateralized Debt Obligations |  |  |
Collateralized debt obligations |  | 569,323 | 40,429
Residential Collateralized Debt Obligations | VIE, Primary Beneficiary |  |  |
Collateralized debt obligations |  | 569,323 | 40,429
Residential loans, at fair value |  |  |
Residential loans, net |  | 3,049,166 | 2,758,640
Residential Mortgage Loans |  |  |
Residential loans, net |  | 0 | 202,756
Multi-family loans at fair value |  |  |
Residential loans, at fair value |  | $ 163,593 | $ 17,816,746
[1] | Our consolidated balance sheets include assets and liabilities of consolidated variable interest entities (“VIEs”) as the Company is the primary beneficiary of these VIEs. As of December 31, 2020 and December 31, 2019, assets of consolidated VIEs totaled $2,150,984 and $19,270,384, respectively, and the liabilities of consolidated VIEs totaled $1,667,306 and $17,878,314, respectively. See Note 7 for further discussion.

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