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Consolidated Statement of Equity - USD ($) $ in Thousands | Total | Class A common shares | Class B common shares | Common Stock Class A common shares | Common Stock Class B common shares | Preferred shares | Preferred shares Class B common shares | Additional paid-in capital | Accumulated deficit | Accumulated other comprehensive loss | Shareholders’ equity | Noncontrolling interest | Subscription Agreement Class A common shares | Subscription Agreement Common Stock Class A common shares | Subscription Agreement Additional paid-in capital | Alaska Joint Venture Acquisition | Alaska Joint Venture Acquisition Common Stock Class A common shares | Alaska Joint Venture Acquisition Additional paid-in capital | Alaska Joint Venture Acquisition Shareholders’ equity | Alaska Joint Venture Acquisition Noncontrolling interest | RJ Joint Ventures Acquisition Noncontrolling interest
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Beginning balance of common shares (in shares) at Dec. 31, 2012 |  |  |  | 38,663,998 | 667 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balances at Dec. 31, 2012 | $ 905,164 |  |  | $ 387 | $ 0 | $ 0 |  | $ 914,565 | $ (10,278) |  | $ 904,674 | $ 490 |  |  |  |  |  |  |  |  |
Beginning balance of preferred shares (in shares) at Dec. 31, 2012 |  |  |  |  |  |  | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common shares, net of offering costs (in shares) |  |  |  | 102,141,544 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common shares, net of offering costs | 1,548,280 |  |  | $ 1,021 |  |  |  | 1,547,259 |  |  | 1,548,280 |  |  |  |  |  |  |  |  |  |
2,770 Property Contribution (in shares) |  |  |  |  | 634,408 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2,770 Property Contribution | 35,817 |  |  |  | $ 6 |  |  | (356,442) |  |  | (356,436) | 392,253 |  |  |  |  |  |  |  |  |
Issuance of common shares (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 434,783 | 434,783 |  |  | 43,609,394 |  |  |  |
Aggregate purchase price of shares | 0 |  |  |  |  |  |  |  |  |  |  |  |  | $ 4 | $ (4) | $ 904,487 | $ 436 | $ 703,856 | $ 704,292 | $ 200,195 | $ 61,060
Management Internalization | 65,188 |  |  |  |  |  |  |  |  |  |  | 65,188 |  |  |  |  |  |  |  |  |
Share-based compensation (in shares) |  |  |  | 19,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation | 1,079 |  |  |  |  |  |  | 1,079 |  |  | 1,079 |  |  |  |  |  |  |  |  |  |
Formation of consolidated joint venture | 500 |  |  |  |  |  |  |  |  |  |  | 500 |  |  |  |  |  |  |  |  |
Conversion of preferred units | (10,456) |  |  |  |  |  |  |  | (10,456) |  | (10,456) |  |  |  |  |  |  |  |  |  |
Issuance of preferred shares, net of offering costs |  |  |  |  |  | 9,060,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of preferred shares, net of offering costs | 186,256 |  |  |  |  | $ 91 |  | 186,165 |  |  | 186,256 |  |  |  |  |  |  |  |  |  |
Distributions to equity holders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred shares | (1,160) |  |  |  |  |  |  |  | (1,160) |  | (1,160) |  |  |  |  |  |  |  |  |  |
Noncontrolling interests | (17,216) |  |  |  |  |  |  |  |  |  |  | (17,216) |  |  |  |  |  |  |  |  |
Common shares | (9,274) |  |  |  |  |  |  |  | (9,274) |  | (9,274) |  |  |  |  |  |  |  |  |  |
Net (loss) income | (19,066) |  |  |  |  |  |  |  | (32,311) |  | (32,311) | 13,245 |  |  |  |  |  |  |  |  |
Total other comprehensive income | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending balance of common shares (in shares) at Dec. 31, 2013 |  |  |  | 184,869,219 | 635,075 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending balances at Dec. 31, 2013 | 3,650,659 |  |  | $ 1,848 | $ 6 | $ 91 |  | 2,996,478 | (63,479) | $ 0 | 2,934,944 | 715,715 |  |  |  |  |  |  |  |  |
Beginning balance of preferred shares (in shares) at Dec. 31, 2013 |  |  |  |  |  |  | 9,060,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common shares, net of offering costs (in shares) |  |  |  | 25,969,612 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of Class A common shares, net of offering costs | 453,671 |  |  | $ 260 |  |  |  | 453,411 |  |  | 453,671 |  |  |  |  |  |  |  |  |  |
2,770 Property Contribution | 1,546 |  |  |  |  |  |  | 31 |  |  | 31 | 1,515 |  |  |  |  |  |  |  |  |
Share-based compensation | 2,586 |  |  |  |  |  |  | 2,586 |  |  | 2,586 |  |  |  |  |  |  |  |  |  |
Conversion of preferred units | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of preferred shares, net of offering costs |  |  |  |  |  | 8,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of preferred shares, net of offering costs | 165,781 |  |  |  |  | $ 80 |  | 165,701 |  |  | 165,781 |  |  |  |  |  |  |  |  |  |
Issuance of Class A units | 11,179 |  |  |  |  |  |  |  |  |  |  | 11,179 |  |  |  |  |  |  |  |  |
Distributions to equity holders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred shares | (18,928) |  |  |  |  |  |  |  | (18,928) |  | (18,928) |  |  |  |  |  |  |  |  |  |
Noncontrolling interests | (23,881) |  |  |  |  |  |  |  |  |  |  | (23,881) |  |  |  |  |  |  |  |  |
Common shares | (39,698) |  |  |  |  |  |  |  | (39,698) |  | (39,698) |  |  |  |  |  |  |  |  |  |
Net (loss) income | (33,092) |  |  |  |  |  |  |  | (48,057) |  | (48,057) | 14,965 |  |  |  |  |  |  |  |  |
Total other comprehensive income | (229) |  |  |  |  |  |  |  |  | (229) | (229) |  |  |  |  |  |  |  |  |  |
Ending balance of common shares (in shares) at Dec. 31, 2014 |  | 210,838,831 | 635,075 | 210,838,831 | 635,075 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending balances at Dec. 31, 2014 | $ 4,169,594 |  |  | $ 2,108 | $ 6 | 171 |  | 3,618,207 | (170,162) | (229) | 3,450,101 | 719,493 |  |  |  |  |  |  |  |  |
Beginning balance of preferred shares (in shares) at Dec. 31, 2014 | 17,060,000 |  |  |  |  |  | 17,060,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation (in shares) |  | 30,281 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock issued under share-based compensation plans, net of shares withheld for employee taxes | $ 111 |  |  |  |  |  |  | 111 |  |  | 111 |  |  |  |  |  |  |  |  |  |
Share-based compensation | 3,125 |  |  |  |  |  |  | 3,125 |  |  | 3,125 |  |  |  |  |  |  |  |  |  |
Conversion of preferred units | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repurchase of Class A common shares (in shares) |  |  |  | (3,633,602) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repurchase of Class A common shares | (57,383) |  |  | $ (36) |  |  |  | (57,347) |  |  | (57,383) |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Decrease from Deconsolidation | (44,408) |  |  |  |  |  |  | (10,033) |  |  | (10,033) | (34,375) |  |  |  |  |  |  |  |  |
Distributions to equity holders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred shares | (22,276) |  |  |  |  |  |  |  | (22,276) |  | (22,276) |  |  |  |  |  |  |  |  |  |
Noncontrolling interests | (23,583) |  |  |  |  |  |  |  |  |  |  | (23,583) |  |  |  |  |  |  |  |  |
Common shares | (42,126) |  |  |  |  |  |  |  | (42,126) |  | (42,126) |  |  |  |  |  |  |  |  |  |
Net (loss) income | (47,948) |  |  |  |  |  |  |  | (62,301) |  | (62,301) | 14,353 |  |  |  |  |  |  |  |  |
Total other comprehensive income | 127 |  |  |  |  |  |  |  |  | 127 | 127 |  |  |  |  |  |  |  |  |  |
Ending balance of common shares (in shares) at Dec. 31, 2015 |  | 207,235,510 | 635,075 | 207,235,510 | 635,075 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending balances at Dec. 31, 2015 | $ 3,935,233 |  |  | $ 2,072 | $ 6 | $ 171 |  | $ 3,554,063 | $ (296,865) | $ (102) | $ 3,259,345 | $ 675,888 |  |  |  |  |  |  |  |  |
Beginning balance of preferred shares (in shares) at Dec. 31, 2015 | 17,060,000 |  |  |  |  |  | 17,060,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |

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