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Consolidated Statements of Operations (Parenthetical) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Income Statement [Abstract] |  |  |
Income from discontinued operations, tax | $ 17,539,000 | $ 48,771,000 | $ 26,176,000
Tax from gain on sales of discontinued operations | $ 33,472,000 | $ 3,466,000 | $ 0

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