Other Financial Statement Data

12 Months Ended

Dec. 31, 2014

Supplemental Cash Flow Elements [Abstract]

Other Financial Statement Data

Supplemental Cash Flow Information

The following provides additional information relating to cash flow activities:

	Year ended December 31,
	2014			2013		2012
	(in millions)
Cash paid during the year for
Interest—net of interest capitalized	$	141.2		$	135.3	$	102.7
Income taxes—net of refunds	781.2			847.4		1,073.7
Supplemental disclosure of noncash investing and financing activities:
Change in capitalized expenditures in accounts payable and accrued expenses	50.1			204.9		9.0
Change in accrued share repurchases	(11.2		)	40.3		—