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Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Total assets | [1] | $ 11,614,498 | $ 10,997,867
Total liabilities | [2] | $ 5,928,460 | $ 6,051,017
Preferred stock, par value (in dollars per share) |  | $ 1.00 | $ 1.00
Preferred stock, shares authorized (in shares) |  | 7,054,000 | 7,054,000
Preferred stock, shares issued (in shares) |  | 19,580 | 19,580
Preferred stock, shares outstanding (in shares) |  | 19,580 | 19,580
Preferred stock, liquidation preference |  | $ 489,500 | $ 489,500
Common stock, par value (in dollars per share) |  | $ 0.01 | $ 0.01
Common stock, shares authorized (in shares) |  | 750,000,000 | 750,000,000
Common stock, shares issued (in shares) |  | 432,518,743 | 431,814,951
Common stock, shares outstanding (in shares) |  | 432,518,743 | 431,814,951
Variable Interest Entity, Primary Beneficiary [Member] | Nonrecourse [Member] |  |  |
Total liabilities |  | $ 62,100 | $ 153,400
Variable Interest Entity, Primary Beneficiary [Member] | Asset Pledged as Collateral [Member] |  |  |
Total assets |  | $ 102,500 | $ 245,500
[1] | Includes restricted assets of consolidated variable interest entities ("VIEs") at December 31, 2020 and December 31, 2019 of $102,482 and $245,489, respectively. See Footnote 10 of the Notes to Consolidated Financial Statements.
[2] | Includes non-recourse liabilities of consolidated VIEs at December 31, 2020 and December 31, 2019 of $62,076 and $153,436, respectively. See Footnote 10 of the Notes to Consolidated Financial Statements.

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