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UNAUDITED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - USD ($) | 6 Months Ended
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Jun. 30, 2020 | Jun. 30, 2019
Statement of Stockholders' Equity [Abstract] |  |  |
Gain (Loss) associated with pensions |  | $ 100,000 | $ 0
Shares of affiliates comprehensive loss | [1] | $ 21,098,000 | $ (651,000)
[1] | No tax impact for the six months ended June 30, 2020 and 2019.

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