Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2015

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:

	Six Months Ended June 30,
	2015		2014
Net cash paid (received) during the period for:
Interest, net of capitalized interest	$	82.4	$	59.1
Income taxes	0.1		0.4

Schedule of non-cash investing and financing activities

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

	Six Months Ended June 30,
	2015		2014
Capital investments	$	24.3	$	6.6
Issuance of restricted stock and restricted stock units	3.8		3.7