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Consolidated Statements of Changes in Shareholders' Equity - USD ($) | Total | Common stock | Additional paid-in capital | Accumulated deficit | Treasury stock | Parent | Noncontrolling Interest | San Mateo I | San Mateo I Additional paid-in capital | San Mateo I Parent | San Mateo II | San Mateo II Additional paid-in capital | San Mateo II Parent | San Mateo II Noncontrolling Interest
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2016 | $ 691,445,000 | $ 995,000 | $ 1,325,481,000 | $ (636,351,000) | $ 0 | $ 690,125,000 | $ 1,320,000 |  |  |  |  |  |  |
Beginning Balance, shares (in shares) at Dec. 31, 2016 |  | 99,519,000 |  |  | 6,000 |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common stock, shares |  | 8,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common stock | 208,720,000 | $ 80,000 | 208,640,000 |  |  | 208,720,000 |  |  |  |  |  |  |  |
Issuance of common stock pursuant to employee stock compensation plan, shares |  | 530,000 |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock pursuant to employee stock compensation plan | 0 | $ 5,000 | (5,000) |  |  | 0 |  |  |  |  |  |  |  |
Issuance of Class A common stock to Board member and advisors, shares |  | 77,000 |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common stock to Board member and advisors | 0 | $ 1,000 | (1,000) |  |  | 0 |  |  |  |  |  |  |  |
Stock options expense related to equity based awards | 19,594,000 |  | 19,594,000 |  |  | 19,594,000 |  |  |  |  |  |  |  |
Stock options exercised, shares |  | 514,000 |  |  |  |  |  |  |  |  |  |  |  |
Stock options exercised, net of options forfeited in net share settlements | (1,184,000) | $ 5,000 | (1,189,000) |  |  | (1,184,000) |  |  |  |  |  |  |  |
Cost to issue equity | (280,000) |  | (280,000) |  |  | (280,000) |  |  |  |  |  |  |  |
Restricted stock forfeited, shares |  |  |  |  | 123,000 |  |  |  |  |  |  |  |  |
Restricted stock forfeited | (1,658,000) |  |  |  | $ (1,658,000) | (1,658,000) |  |  |  |  |  |  |  |
Purchase of non-controlling interest of less-than-wholly-owned subsidiary | (2,653,000) |  | (1,250,000) |  |  | (1,250,000) | (1,403,000) |  |  |  |  |  |  |
Contributions related to formation of San Mateo I (see Note 6) | 171,500,000 |  | 116,622,000 |  |  | 116,622,000 | 54,878,000 |  |  |  |  |  |  |
Contributions from non-controlling interest owners of less-than-wholly-owned subsidiaries | 44,100,000 |  |  |  |  |  | 44,100,000 |  |  |  |  |  |  |
Distributions to non-controlling interest owners of less-than wholly-owned subsidiaries | (10,045,000) |  |  |  |  |  | (10,045,000) |  |  |  |  |  |  |
Cancellation of treasury stock, shares |  | (126,000) |  |  | (126,000) |  |  |  |  |  |  |  |  |
Cancellation of treasury stock | 0 | $ (1,000) | (1,588,000) |  | $ (1,589,000) | 0 |  |  |  |  |  |  |  |
Net (loss) income | 138,007,000 |  |  | 125,867,000 |  | 125,867,000 | 12,140,000 |  |  |  |  |  |  |
Ending Balance, shares (in shares) at Dec. 31, 2017 |  | 108,514,000 |  |  | 3,000 |  |  |  |  |  |  |  |  |
Ending Balance at Dec. 31, 2017 | 1,257,546,000 | $ 1,085,000 | 1,666,024,000 | (510,484,000) | $ (69,000) | 1,156,556,000 | 100,990,000 |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common stock, shares |  | 7,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common stock | 226,612,000 | $ 70,000 | 226,542,000 | 0 |  | 226,612,000 |  |  |  |  |  |  |  |
Issuance of common stock pursuant to employee stock compensation plan, shares |  | 759,000 |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock pursuant to employee stock compensation plan | 0 | $ 8,000 | (8,000) | 0 |  | 0 |  |  |  |  |  |  |  |
Issuance of Class A common stock to Board member and advisors, shares |  | 81,000 |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common stock to Board member and advisors | 0 | $ 1,000 | (1,000) | 0 |  | 0 |  |  |  |  |  |  |  |
Stock options expense related to equity based awards | 22,660,000 |  | 22,660,000 | 0 |  | 22,660,000 |  |  |  |  |  |  |  |
Stock options exercised, shares |  | 179,000 |  |  |  |  |  |  |  |  |  |  |  |
Stock options exercised, net of options forfeited in net share settlements | (1,267,000) | $ 2,000 | (1,269,000) | 0 |  | (1,267,000) |  |  |  |  |  |  |  |
Cost to issue equity | (204,000) |  | (204,000) | 0 |  | (204,000) |  |  |  |  |  |  |  |
Restricted stock forfeited, shares |  |  |  |  | 176,000 |  |  |  |  |  |  |  |  |
Restricted stock forfeited | (4,384,000) |  |  |  | $ (4,384,000) | (4,384,000) |  |  |  |  |  |  |  |
Contributions related to formation of San Mateo I (see Note 6) | 14,700,000 |  | 14,700,000 | 0 |  | 14,700,000 |  |  |  |  |  |  |  |
Contributions from non-controlling interest owners of less-than-wholly-owned subsidiaries | 85,750,000 |  |  |  |  |  | 85,750,000 |  |  |  |  |  |  |
Distributions to non-controlling interest owners of less-than wholly-owned subsidiaries | (121,520,000) |  |  |  |  |  | (121,520,000) |  |  |  |  |  |  |
Cancellation of treasury stock, shares |  | (158,000) |  |  | (158,000) |  |  |  |  |  |  |  |  |
Cancellation of treasury stock | 0 | $ (2,000) | (4,036,000) |  | $ 4,038,000 | 0 |  |  |  |  |  |  |  |
Net (loss) income | $ 299,764,000 |  |  | 274,207,000 |  | 274,207,000 | 25,557,000 |  |  |  |  |  |  |
Ending Balance, shares (in shares) at Dec. 31, 2018 | 108,510,160 | 116,375,000 |  |  | 21,000 |  |  |  |  |  |  |  |  |
Ending Balance at Dec. 31, 2018 | $ 1,779,657,000 | $ 1,164,000 | 1,924,408,000 | (236,277,000) | $ (415,000) | 1,688,880,000 | 90,777,000 |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock pursuant to employee stock compensation plan, shares |  | 240,000 |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock pursuant to employee stock compensation plan | 0 | $ 2,000 | (2,000) | 0 |  | 0 | 0 |  |  |  |  |  |  |
Stock Issued During Period, Shares, Issued for Services |  | 50,000 |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Issued for Services | 0 | $ 0 | 0 |  |  | 0 |  |  |  |  |  |  |  |
Stock options expense related to equity based awards | $ 23,396,000 |  | 23,396,000 |  |  | 23,396,000 |  |  |  |  |  |  |  |
Stock options exercised, shares | 223,000 | 220,000 |  |  |  |  |  |  |  |  |  |  |  |
APIC, Share-based Payment Arrangement, Recognition and Exercise | $ 3,300,000 | $ 2,000 | 3,298,000 |  |  | 3,300,000 |  |  |  |  |  |  |  |
Liability-Based Stock Option Awards Settled, Shares |  | 1,000 |  |  |  |  |  |  |  |  |  |  |  |
Liability-Based Stock Option Awards Settled | 11,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock forfeited, shares |  |  |  |  | 222,000 |  |  |  |  |  |  |  |  |
Restricted stock forfeited | (3,691,000) |  |  |  | $ (3,691,000) | (3,691,000) |  |  |  |  |  |  |  |
Contributions related to formation of San Mateo I (see Note 6) |  |  |  |  |  |  |  | $ 11,613,000 | $ 11,613,000 | $ 11,613,000 | $ 0 | $ (506,000) | $ (506,000) | $ 506,000
Contributions from non-controlling interest owners of less-than-wholly-owned subsidiaries | 71,384,000 |  | 22,874,000 |  |  | 22,874,000 | 48,510,000 |  |  |  |  |  |  |
Distributions to non-controlling interest owners of less-than wholly-owned subsidiaries | (39,200,000) |  |  |  |  |  | (39,200,000) |  |  |  |  |  |  |
Cancellation of treasury stock, shares |  | (242,000) |  |  | (242,000) |  |  |  |  |  |  |  |  |
Cancellation of treasury stock |  | $ (2,000) | (4,078,000) |  | $ 4,080,000 |  |  |  |  |  |  |  |  |
Net (loss) income | $ 122,982,000 |  |  | 87,777,000 |  | 87,777,000 | 35,205,000 |  |  |  |  |  |  |
Ending Balance, shares (in shares) at Dec. 31, 2019 | 116,353,590 | 116,644,000 |  |  | 1,000 |  |  |  |  |  |  |  |  |
Ending Balance at Dec. 31, 2019 | $ 1,969,452,000 | $ 1,166,000 | $ 1,981,014,000 | $ (148,500,000) | $ (26,000) | $ 1,833,654,000 | $ 135,798,000 |  |  |  |  |  |  |

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