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QUARTERLY RESULTS OF OPERATIONS (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Quarterly Financial Information Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating revenue | $ 24,857 | $ 33,409 | $ 31,607 | $ 31,083 | $ 31,005 | $ 31,807 | $ 31,587 | $ 31,822 | $ 29,557 | $ 30,067 | $ 30,834 | $ 29,205 | $ 120,956 | $ 126,221 | $ 119,663
Total operating expenses | 24,717 | 28,199 | 27,990 | 26,165 | 28,292 | 26,397 | 26,759 | 27,345 | 26,664 | 26,272 | 26,212 | 25,881 | 107,071 | 108,793 | 105,029
Operating income | 140 | 5,210 | 3,617 | 4,918 | 2,713 | 5,410 | 4,828 | 4,477 | 2,893 | 3,795 | 4,622 | 3,324 | 13,885 | 17,428 | 14,634
Other (expense) income | (3,508) | 5,955 | 2,678 | (6,638) | (11,853) | (9,348) | (15,676) | (10,829) | (10,447) | (9,252) | (8,156) | (8,470) | (1,513) | (47,706) | (36,325)
(Loss) income before gain on sales, non-controlling interest, and taxes | (3,368) | 11,165 | 6,295 | (1,720) | (9,140) | (3,938) | (10,848) | (6,352) | (7,554) | (5,457) | (3,534) | (5,146) | 183,902 | (8,696) | (2,363)
Gain on disposition of 50% interest in VAA | 154,126 |  |  |  |  |  |  |  |  |  |  |  | 154,126 |  |
Gain (loss) on sale of income producing properties |  |  |  |  | 3,938 | 12,760 |  |  | 11,283 |  | 5,168 | (244) |  |  |
Gain on land sales | 3,826 | 12,243 |  | 1,335 | 3,853 | 1,062 | (476) | 445 | (805) | 555 | 1,719 | 1,652 | 17,404 | 4,884 | 3,121
Income tax expense | (418) | (792) |  |  | (180) |  |  |  |  | (46) |  |  | 1,210 | 180 | 46
Net income (loss) from continued operations | 154,166 | 22,616 | 6,295 | (385) | (1,529) | 9,884 | (11,324) | (5,907) | 2,924 | (4,948) | 3,353 | (3,738) | 182,692 | (8,876) | (2,409)
Net loss from discontinued operations |  |  |  |  |  |  |  |  | (3) |  |  | 2 |  |  | (1)
Net income (loss) | 154,166 | 22,616 | 6,295 | (385) | (1,529) | 9,884 | (11,324) | (5,907) | 2,921 | (4,948) | 3,353 | (3,736) | 182,692 | (8,876) | (2,410)
Less: net (income) loss attributable to non-controlling interest | (6,012) | (2,265) | (441) | (275) | 339 | (522) | 435 | 193 | (1,182) | 1,194 | (864) | 530 | 8,993 | (445) | 322
Preferred dividend requirement | (226) | (225) | (225) | (225) | (280) | (275) | (275) | (275) | (276) | (275) | (53) | (497) | (901) | (1,105) | (1,101)
Net income (loss) applicable to common shares | $ 147,928 | $ 20,126 | $ 5,629 | $ (885) | $ (1,470) | $ 9,087 | $ (11,164) | $ (5,989) | $ 1,463 | $ (4,029) | $ 2,436 | $ (3,703) | $ 172,798 | $ (9,536) | $ (3,833)
Earnings per share - basic |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from continued operations | $ 9.26 | $ 1.26 | $ 0.35 | $ (0.06) | $ (0.09) | $ 0.59 | $ (0.72) | $ (0.39) | $ 0.09 | $ (0.26) | $ 0.16 | $ (0.24) | $ 10.81 | $ (0.61) | $ (0.25)
Net income (loss) applicable to common shares | $ 9.26 | $ 1.26 | $ 0.35 | $ (0.06) | $ (0.09) | $ 0.59 | $ (0.72) | $ (0.39) | $ 0.09 | $ (0.26) | $ 0.16 | $ (0.24) |  |  |
Weighted average common shares used in computing earnings per share | 15,997,076 | 15,997,076 | 15,997,076 | 15,938,077 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,982,528 | 15,514,360 | 15,514,360
Earnings per share - diluted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from continued operations | $ 9.26 | $ 1.26 | $ 0.35 | $ (0.06) | $ (0.09) | $ 0.59 | $ (0.72) | $ (0.39) | $ 0.09 | $ (0.26) | $ 0.16 | $ (0.24) | $ 10.81 | $ (0.61) | $ (0.25)
Net income (loss) applicable to common shares | $ 9.26 | $ 1.26 | $ 0.35 | $ (0.06) | $ (0.09) | $ 0.59 | $ (0.72) | $ (0.39) | $ 0.09 | $ (0.26) | $ 0.16 | $ (0.24) |  |  |
Weighted average common shares used in computing diluted earnings per share | 15,997,076 | 15,997,076 | 15,997,076 | 15,938,077 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,514,360 | 15,982,528 | 15,514,360 | 15,514,360

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