Supplemental Cash Flow Information

6 Months Ended

Jun. 30, 2017

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow Information

Supplemental Cash Flow Information

	Six Months Ended
	June 30,
	2017		2016
	(In millions of dollars)
Interest paid	$	10.4	$	7.0
Non-cash investing and financing activities (included in Accounts payable):
Unpaid purchases of property and equipment	$	4.1	$	2.6
Stock repurchases not yet settled	$	0.6	$	0.1
Acquisition of property and equipment through capital leasing arrangements	$	0.3	$	—
Components of cash, cash equivalents and restricted cash:	June 30, 2017		June 30, 2016
Cash and cash equivalents	$	57.1	$	195.3
Restricted cash included in Prepaid expenses and other current assets	0.3		0.3
Restricted cash included in Other assets	13.0		11.0
Total cash, cash equivalents and restricted cash shown in the Statements of Consolidated Cash Flows	$	70.4	$	206.6