Business Segments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Segment Reporting Information [Line Items]
Identifiable assets	$ 2,200.9		$ 2,225.5
External revenue	1,162.5	1,194.3
Intersegment revenue	0	0
Operating income (loss)	9.9	(48.8)
YRC Freight [Member]
Segment Reporting Information [Line Items]
Identifiable assets	1,342.5		1,315.4
External revenue	753.8	789.1
Intersegment revenue	0	0
Operating income (loss)	2.4	(56.1)
Regional Transportation [Member]
Segment Reporting Information [Line Items]
Identifiable assets	774.5		745.5
External revenue	408.7	402.0
Intersegment revenue	0	0.1
Operating income (loss)	12.0	11.4
Corporate / Eliminations [Member]
Segment Reporting Information [Line Items]
Identifiable assets	83.9		164.6
External revenue	0	3.2
Intersegment revenue	0	(0.1)
Operating income (loss)	$ (4.5)	$ (4.1)