SHORT-TERM BORROWINGS (Tables)

12 Months Ended

Dec. 31, 2015

SHORT-TERM BORROWINGS

Schedule of the entity's average short-term borrowings outstanding

        At December 31, 2015, total short-term borrowings consisted of $25.0 million in commercial paper and no borrowings under our line of credit. During 2015 and 2014 our short-term borrowings outstanding averaged (in millions)

	2015		2014
Average borrowings outstanding	$	48.9	$	30.0
Highest month end balance	$	97.0	$	77.0

Schedule of weighted average interest rates and the weighted average interest rate of borrowings outstanding

	2015			2014
Weighted average interest rate		0.54	%		0.38	%
Weighted average interest rate of borrowings outstanding		0.84	%		0.44	%