Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2014

Supplemental Cash Flow Information [Abstract]

Schedule of cash flow, supplemental disclosures

The following table presents the net cash paid (received) during the period for interest, net of capitalized interest, and income taxes:

	Three Months Ended March 31,
	2014		2013
Net cash paid (received) during the period for:
Interest, net of capitalized interest	$	2.6	$	1.6
Income taxes	0.1		0.3

Schedule of non-cash investing and financing activities

The amounts of non-cash investing and financing activities were as follows:

	Three Months Ended March 31,
	2014		2013
Capital investments	$	10.3	$	6.9
Issuance of restricted stock and restricted stock units	3.1		2.3