Other Investments (Policies)	12 Months Ended
Dec. 31, 2019
Other Investments [Abstract]
Equity and Cost Method Investments, Policy [Policy Text Block]	We have investments in entities for which we do not have the ability to exercise significant influence and fair values are not readily available. We have elected to record these investments at cost (less impairment, if any), adjusted for observable price changes in orderly transactions for the identical or a similar investment of the same issuer

Disclosure of accounting policy for the equity method of accounting for investments in common stock or other interests including unconsolidated domestic subsidiaries, corporate joint ventures, noncontrolling interests in real estate ventures, limited partnerships, and limited liability companies. Additionally, this element describes the entity's application of the cost method to equity investments or other interests that are not consolidated or accounted for under the equity method of accounting. The disclosure provided may include how equity method or cost investments are assessed for impairment.

No definition available.

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Period Type:	duration