Principles Of Consolidation (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended	12 Months Ended				0 Months Ended	12 Months Ended		12 Months Ended						12 Months Ended
	Nov. 30, 2011	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Labor Force Concentration Risk [Member] Workforce Subject to Collective Bargaining Arrangements [Member]	Sep. 30, 2010 February 17, 2010 Amendment [Member]	Dec. 31, 2012 JHJ international Transportation Co. [Member]	Dec. 31, 2013 JHJ international Transportation Co. [Member]	Dec. 31, 2013 Accumulated Other Comprehensive Income (Loss) [Member]	Dec. 31, 2012 Accumulated Other Comprehensive Income (Loss) [Member]	Dec. 31, 2011 Accumulated Other Comprehensive Income (Loss) [Member]	Mar. 31, 2012 Shanghai Jiayu [Member]	Mar. 31, 2010 Shanghai Jiayu [Member]	Aug. 19, 2008 Shanghai Jiayu [Member]	Dec. 31, 2011 Property, Plant and Equipment [Member] Jiau [Member]	Dec. 31, 2011 Intangible Assets [Member] Jiau [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Reverse stock split, conversion ratio	0.003333			0.003333		0.04
Percentage of labor force					78.00%
Rerate reserve as a reduction to accounts receivable		$ 9.6	$ 11.9
Allowance for doubtful accounts		9.3	9.8
Foreign currency transactions gains		3.7	2.0	5.2
Risk-free rate for maturities of workers' compensation claims		0.50%	0.40%	0.80%
Risk-free rate for property damage and liability claims		0.30%	0.30%	0.50%
Accrued claims and insurance		400.4	437.3
Ownership interest percentage								50.00%				65.00%	65.00%	65.00%
Equity investment impairment		0	30.8	0			30.8								1.3	2.7
Net book value of assets held for sale		17.2	7.3
Assets held for sale impairment charge		3.9	13.2	17.9
Reclassification of net losses to net income									$ 9.6	$ 9.0	$ 9.6