Notes Payable and Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Outstanding Notes Payable And Long Term Debt [Text Block]

	December 31,
(millions of dollars)	2014		2013
Short-term debt
Short-term borrowings	$	601.2	$	84.8
Receivables securitization	—		110.0
Total short-term debt	$	601.2	$	194.8
Long-term debt
5.75% Senior notes due 11/01/16 ($150 million par value)	$	149.8	$	149.7
8.00% Senior notes due 10/01/19 ($134 million par value)	134.0		133.9
4.625% Senior notes due 09/15/20 ($250 million par value)	248.4		248.2
7.125% Senior notes due 02/15/29 ($121 million par value)	119.4		119.4
Multi-currency revolving credit facility	—		320.0
Term loan facilities and other	75.1		40.4
Unamortized portion of debt derivatives	12.1		16.2
Total long-term debt	$	738.8	$	1,027.8
Less: current portion	22.5		6.8
Long-term debt, net of current portion	$	716.3	$	1,021.0

Annual principal payments [Text Block]

(millions of dollars)
2015	$	623.7
2016	165.4
2017	33.6
2018	1.2
2019	135.2
After 2019	384.0
Total payments	$	1,343.1
Less: unamortized discounts	3.1
Total	$	1,340.0

Total interest expense related to convertible notes in company's Consolidated Statement Of Operations [Text Block]

	Year Ended December 31,
(millions of dollars)	2014		2013		2012
Interest expense	$	—	$	—	$	9.0
Non-cash portion	—		—		5.3