CASH AND CASH EQUIVALENTS (Tables)

3 Months Ended

Mar. 31, 2014

Cash and Cash Equivalents [Abstract]

Table of significant noncash transactions

Significant noncash transactions were:

	Three Months Ended March 31
(Millions)	2014		2013
Construction costs funded through accounts payable	$	92.3	$	59.8
Equity issued for employee stock ownership plan	1.7		2.7
Equity issued for stock-based compensation plans	—		16.0
Equity issued for reinvested dividends	—		3.0