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Subsequent Events (Details) - USD ($)		6 Months Ended
	Nov. 06, 2019	Jun. 30, 2020	Sep. 30, 2019	Dec. 31, 2018
Subsequent Event [Line Items]
Common stock, par value (in dollars per share)			$ 1	$ 1
Subsequent Event [Member]
Subsequent Event [Line Items]
Dividends declared (in dollars per share)	$ 0.05
Forecast [Member] | Subsequent Event [Member] | Progressive Financial Group Inc. [Member]
Subsequent Event [Line Items]
Cash consideration paid		$ 14,595,354.37
Common stock issued (in shares)		1,292,592.556
Common stock, par value (in dollars per share)		$ 1.00
Cash to be paid upon conversion (in dollars per share)		$ 704.375
Common shares to be converted (in shares)		62.3808

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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