CASH AND CASH EQUIVALENTS

9 Months Ended

Sep. 30, 2013

Cash and Cash Equivalents [Abstract]

CASH AND CASH EQUIVALENTS

CASH AND CASH EQUIVALENTS

Short-term investments with an original maturity of three months or less are reported as cash equivalents.

The following is a supplemental disclosure to our statements of cash flows:

	Nine Months Ended September 30
(Millions)	2013			2012
Cash paid for interest	$	60.7		$	60.0
Cash received for income taxes	(2.6		)	(45.7		)

Cash received for income taxes decreased $43.1 million, primarily driven by a federal income tax refund received in 2012 for a net operating loss incurred in 2010 that was carried back to a prior year. The 2010 net operating loss was driven by bonus depreciation.

Significant noncash transactions were:

	Nine Months Ended September 30
(Millions)	2013		2012
Construction costs funded through accounts payable	$	98.4	$	78.8
Equity issued for stock-based compensation plans	26.5		—
Equity issued for reinvested dividends	9.1		—
Contingent consideration and payables related to the acquisition of Compass Energy Services *	7.9		—

* See Note 4, "Acquisitions," for more information on the contingent consideration.