Supplemental Cash Flow Information

3 Months Ended

Mar. 31, 2016

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow Information

Supplemental Cash Flow Information

	Three Months Ended
	March 31,
	2016		2015
	(In millions of dollars)
Interest paid	$	0.3	$	0.1
Non-cash investing and financing activities:
Stock repurchases not yet settled (accrued in accounts payable)	$	0.1	$	1.8
Unpaid purchases of property and equipment	$	2.0	$	1.3