Business Segments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Segment Reporting Information [Line Items]
Identifiable assets	$ 2,046.6		$ 2,046.6		$ 2,064.9
External revenue	1,322.6	1,252.7	3,851.1	3,657.7
Operating income (loss)	26.7	5.8	14.3	30.0
YRC Freight [Member]
Segment Reporting Information [Line Items]
Identifiable assets	1,473.7		1,473.7		1,513.4
External revenue	843.0	808.7	2,441.9	2,360.1
Operating income (loss)	8.8	(9.7)	(24.0)	(15.8)
Regional Transportation [Member]
Segment Reporting Information [Line Items]
Identifiable assets	781.6		781.6		698.4
External revenue	479.6	444.0	1,409.2	1,297.6
Operating income (loss)	24.4	20.0	55.5	57.2
Corporate / Eliminations [Member]
Segment Reporting Information [Line Items]
Identifiable assets	(208.7)		(208.7)		(146.9)
External revenue	0	0	0	0
Operating income (loss)	$ (6.5)	$ (4.5)	$ (17.2)	$ (11.4)