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Consolidated Statements of Changes in Equity - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Distributions in excess of accumulated net income | Accumulated Comprehensive Income
--- | --- | --- | --- | --- | ---
Balance at the beginning (in shares) at Dec. 31, 2016 |  |  | 773,304,997 |  |  |
Balance at the beginning, value at Dec. 31, 2016 |  | $ 1,949,528 | $ 773 | $ 5,676,639 | $ (3,786,943) | $ 59,059
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income |  | 2,096 |  |  | 2,096 |
Unrealized loss on investment securities |  | (20,571) |  |  |  | (20,571)
Unrealized gain on derivatives |  | 497 |  |  |  | 497
Reclassification for amounts recognized in net income |  | (14,530) |  |  |  | (14,530)
Distributions declared |  | (13,436) |  |  | (13,436) |
Share-based compensation, net (in shares) |  |  | 13,495 |  |  |
Stock-based compensation, net |  | 2,310 |  | 2,310 |  |
Balance at the end (in shares) at Mar. 31, 2017 |  |  | 773,318,492 |  |  |
Balance at the end, value at Mar. 31, 2017 |  | 1,905,894 | $ 773 | 5,678,949 | (3,798,283) | 24,455
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Adjustment to retained earnings | ASU No. 2016-01 | [1] | 0 |  |  | 275 | (275)
Adjustment to retained earnings | ASU No. 2017-05 | [1] | 12,756 |  |  | 12,756 |
Balance at the beginning (in shares) (Scenario, Previously Reported) at Dec. 31, 2017 |  |  | 774,293,197 |  |  |
Balance at the beginning (in shares) at Dec. 31, 2017 |  |  | 774,293,197 |  |  |
Balance at the beginning, value (Scenario, Previously Reported) at Dec. 31, 2017 |  | 1,905,722 | $ 773 | 5,681,912 | (3,778,908) | 1,945
Balance at the beginning, value at Dec. 31, 2017 |  | 1,918,478 | $ 773 | 5,681,912 | (3,765,877) | 1,670
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income |  | 34,232 |  |  | 34,232 |
Unrealized loss on investment securities |  | 0 |  |  |  |
Unrealized gain on derivatives |  | 760 |  |  |  | 760
Reclassification for amounts recognized in net income |  | (93) |  |  |  | (93)
Distributions declared |  | (13,860) |  |  | (13,860) |
Share-based compensation, net (in shares) |  |  | 18,057 |  |  |
Stock-based compensation, net |  | 545 |  | 545 |  |
Balance at the end (in shares) at Mar. 31, 2018 |  |  | 774,311,254 |  |  |
Balance at the end, value at Mar. 31, 2018 |  | $ 1,940,062 | $ 773 | $ 5,682,457 | $ (3,745,505) | $ 2,337
[1] | See Note 2. Summary of Significant Accounting Policies, Recently Issued Accounting Pronouncements Adopted.

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