Employee Benefit Plans (Details Textual) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items]
Percentage of Medical Coverage Cost Payable by Participants	100.00%
Contributions to defined contribution plans	$ 13.7	[1]	$ 13.2	[1]	$ 14.3	[1]
Percentage of fixed income invest in inflation indexed bonds	80.00%
U.S.-based pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation	87.00%
Plan assets	87.00%
Long-term rate of return on assets assumption	8.00%
Discount rate assumption	4.94%
Components of fair value in our plan assets	88.00%
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension expense	11.8	[2]	20.5	[2]	13.3	[2]
Estimated prior service (cost) credits	(0.3)
Estimated actuarial gains (losses)	(7.7)
Long-term rate of return on assets assumption	8.00%		8.00%		8.00%
Discount rate assumption	4.88%		3.97%
U.S. non-qualified pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate assumption	4.30%
Other Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension expense	(1.4)	[2]	(0.7)	[2]	1.0	[2]
Estimated prior service (cost) credits	3.1
Estimated actuarial gains (losses)	(1.5)
Long-term rate of return on assets assumption	0.00%		0.00%		0.00%
Discount rate assumption	3.57%		2.72%
Canadian Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Components of fair value in our plan assets	6.00%
United Kingdom Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Components of fair value in our plan assets	6.00%
Fixed income [Member] | United Kingdom Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Weighted average maturity period	5 years
Fixed income [Member] | Minimum [Member] | U.S.-based pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Weighted average maturity period	7 years
Fixed income [Member] | Maximum [Member] | U.S.-based pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Weighted average maturity period	20 years
Discontinued Operations [Member]
Defined Benefit Plan Disclosure [Line Items]
Contributions to defined contribution plans	0.4		2.0		2.7
Pension expense	$ 0.2	[2]	$ 6.9	[2]	$ 0.8	[2]

[1] Contributions of $0.4 million, $2.0 million and $2.7 million were included in Loss from discontinued operations for the years ended December 31, 2013, 2012 and 2011, respectively.

[2] Pension expense of $0.2 million, $6.9 million and $0.8 million was included in Loss for discontinued operations for the years ended December 31, 2013, 2012 and 2011 respectively.