CASH AND CASH EQUIVALENTS

6 Months Ended

Jun. 30, 2011

CASH AND CASH EQUIVALENTS

CASH AND CASH EQUIVALENTS

NOTE 2—CASH AND CASH EQUIVALENTS

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

The following is supplemental disclosure to our Statements of Cash Flows:

	Six Months Ended June 30
(Millions)	2011		2010
Cash paid for interest	$	24.6	$	24.6
Cash paid for income taxes	27.0		7.5

Construction costs funded through accounts payable totaled $6.4 million at June 30, 2011, and $4.6 million at June 30, 2010.  These costs were treated as noncash investing activities.