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Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares	Mar. 31, 2020	Dec. 31, 2019
Preferred stock, par value	$ 0.50	$ 0.50
Common Stock
Common stock, par value	0.50	0.50
Class B Common Stock
Common stock, par value	$ 0.50	$ 0.50

X

- Definition

Face amount or stated value per share of common stock.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

+ References

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