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v3.20.1

CONSOLIDATED STATEMENTS OF EQUITY - USD ($) shares in Thousands, $ in Thousands | Parent | Common Stock | Capital in Excess of Par Value | Cumulative Net Income | Cumulative Distributions | Non-controlling Interests | Total
--- | --- | --- | --- | --- | --- | --- | ---
Balance at beginning of period at Dec. 31, 2018 | $ 825,490 | $ 397 | $ 862,712 | $ 1,255,764 | $ (1,293,383) | $ 7,481 | $ 832,971
Balance (in shares) at Dec. 31, 2018 |  | 39,657 |  |  |  |  |
Equity activity |  |  |  |  |  |  |
Common stock cash distributions | (22,631) |  |  |  | (22,631) |  | (22,631)
Vesting of performance-based stock units | (300) |  |  |  | (300) |  | (300)
Vesting of performance-based stock units |  | 48 |  |  |  |  |
Issuance of restricted stock | (1) |  | (1) |  |  |  | (1)
Issuance of restricted stock (in shares) |  | 78 |  |  |  |  |
Stock-based compensation expense | 1,689 |  | 1,689 |  |  |  | 1,689
Net income | 20,346 |  |  | 20,346 |  | 81 | 20,427
Non-controlling interests contributions |  |  |  |  |  | 919 | 919
Non-controlling interest distributions |  |  |  |  |  | (89) | (89)
Other | (2,024) |  | (2,024) |  |  |  | (2,024)
Other (in shares) |  | (44) |  |  |  |  |
Balance at end of period at Mar. 31, 2019 | 779,761 | $ 397 | 862,376 | 1,233,302 | (1,316,314) | 8,392 | 788,153
Balance (in shares) at Mar. 31, 2019 |  | 39,739 |  |  |  |  |
Equity activity |  |  |  |  |  |  |
Cumulative effect of the adoption of the ASC 842 | (42,808) |  |  | (42,808) |  |  | (42,808)
As Adjusted Balance at January 1, 2019 | 782,682 | $ 397 | 862,712 | 1,212,956 | (1,293,383) | 7,481 | 790,163
Common stock cash distributions | (22,653) |  |  |  | (22,653) |  | (22,653)
Issuance of restricted stock | (6) |  | (6) |  |  |  | (6)
Issuance of restricted stock (in shares) |  | 8 |  |  |  |  |
Stock-based compensation expense | 1,623 |  | 1,623 |  |  |  | 1,623
Net income | 20,446 |  |  | 20,446 |  | 88 | 20,534
Non-controlling interests contributions |  |  |  |  |  | 46 | 46
Non-controlling interest distributions |  |  |  |  |  | (87) | (87)
Balance at end of period at Jun. 30, 2019 | 779,171 | $ 397 | 863,993 | 1,253,748 | (1,338,967) | 8,439 | 787,610
Balance (in shares) at Jun. 30, 2019 |  | 39,747 |  |  |  |  |
Equity activity |  |  |  |  |  |  |
Common stock cash distributions | (22,658) |  |  |  | (22,658) |  | (22,658)
Stock option exercises | 123 | $ 1 | 122 |  |  |  | 123
Stock option exercises (in shares) |  | 5 |  |  |  |  |
Stock-based compensation expense | 1,626 |  | 1,626 |  |  |  | 1,626
Net income | 27,192 |  |  | 27,192 |  | 88 | 27,280
Non-controlling interest distributions |  |  |  |  |  | (67) | (67)
Other | (20) |  | (20) |  |  |  | (20)
Balance at end of period at Sep. 30, 2019 | 785,434 | $ 398 | 865,721 | 1,280,940 | (1,361,625) | 8,460 | 793,894
Balance (in shares) at Sep. 30, 2019 |  | 39,752 |  |  |  |  |
Equity activity |  |  |  |  |  |  |
Common stock cash distributions | (22,658) |  |  |  | (22,658) |  | (22,658)
Stock-based compensation expense | 1,625 |  | 1,625 |  |  |  | 1,625
Net income | 12,542 |  |  | 12,542 |  | 89 | 12,631
Non-controlling interest distributions |  |  |  |  |  | (66) | (66)
Balance at end of period at Dec. 31, 2019 | 776,943 | $ 398 | 867,346 | 1,293,482 | (1,384,283) | 8,483 | 785,426
Balance (in shares) at Dec. 31, 2019 |  | 39,752 |  |  |  |  |
Equity activity |  |  |  |  |  |  |
Common stock cash distributions | (22,581) |  |  |  | (22,581) |  | (22,581)
Vesting of performance-based stock units | (586) |  |  |  | (586) |  | (586)
Vesting of performance-based stock units |  | 82 |  |  |  |  |
Issuance of restricted stock |  | $ 1 | (1) |  |  |  |
Issuance of restricted stock (in shares) |  | 76 |  |  |  |  |
Repurchase of common stock | (18,012) | $ (6) | (18,006) |  |  |  | (18,012)
Repurchase of common stock (in shares) |  | (616) |  |  |  |  |
Stock-based compensation expense | 1,777 |  | 1,777 |  |  |  | 1,777
Net income | 63,633 |  |  | 63,633 |  | 89 | 63,722
Non-controlling interest distributions |  |  |  |  |  | (146) | (146)
Other | (3,545) | $ (1) | (3,544) |  |  |  | (3,545)
Other (in shares) |  | (76) |  |  |  |  |
Balance at end of period at Mar. 31, 2020 | $ 797,629 | $ 392 | $ 847,572 | $ 1,357,115 | $ (1,407,450) | $ 8,426 | $ 806,055
Balance (in shares) at Mar. 31, 2020 |  | 39,218 |  |  |  |  |

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