Short-Term Borrowings (Tables)

9 Months Ended

Sep. 30, 2021

Short-term Debt [Abstract]

Schedule of Line of Credit

The Company maintains lines of credit aggregating $110.0 million.

	(Millions)
	As of September 30, 2021							Renewal Date
	Outstanding		Available		Maximum		Credit Type
Bank of America	$	3.0	$	27.0	$	30.0	Uncommitted	January 27, 2022
PNC Bank		47.0		21.0		68.0	Committed	January 31, 2023
CoBank		-		12.0		12.0	Committed	November 30, 2023
	$	50.0	$	60.0	$	110.0

Schedule of Weighted Average Daily Amounts of Borrowings Outstanding

The weighted average daily amounts of borrowings outstanding under the Company’s lines of credit and the weighted average interest rates on those amounts were as follows:

		Three Months Ended						Nine Months Ended
		September 30,						September 30,
		2021			2020			2021			2020
Average Daily Amounts Outstanding	$	40,543		$	35,576		$	22,841		$	31,372
Weighted Average Interest Rates		1.13	%		1.24	%		1.14	%		1.63	%