Business Segments (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended	12 Months Ended
	Dec. 15, 2011	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Loss on sale of assets recognized		$ (2.2)	$ (9.7)	$ (8.2)
External revenue		4,865.4	4,850.5	4,868.8
Revenues		0	0	0
Operating income (loss)		28.4	24.1	(138.2)
Identifiable assets		2,064.9	2,225.5	2,485.8
Acquisition of property and equipment		(66.9)	(66.4)	(71.6)
Proceeds from disposal of property and equipment		9.8	50.4	67.5
Depreciation and amortization		172.3	183.8	195.7
Equity investment impairment		0	30.8	0
YRC Freight [Member]
Segment Reporting Information [Line Items]
External revenue		3,136.8	3,206.9	3,203.0
Revenues		0	0	0
Operating income (loss)		(31.2)	(37.3)	(88.5)
Identifiable assets		1,513.4	1,315.4	1,410.0
Acquisition of property and equipment		(43.4)	(47.2)	(29.4)
Proceeds from disposal of property and equipment		6.7	54.1	48.5
Depreciation and amortization		109.1	119.8	102.9
Equity investment impairment		0	0
Regional Transportation [Member]
Segment Reporting Information [Line Items]
External revenue		1,728.6	1,640.4	1,553.3
Revenues		0	0.2	1.0
Operating income (loss)		79.9	70.0	32.9
Identifiable assets		698.4	745.5	843.6
Acquisition of property and equipment		(23.3)	(19.0)	(33.1)
Proceeds from disposal of property and equipment		3.0	(0.2)	0.7
Depreciation and amortization		63.1	63.3	61.6
Equity investment impairment		0	0
Truckload [Member]
Segment Reporting Information [Line Items]
Assets of disposal group	18.5
Loss on sale of assets recognized	4.6
External revenue		0	0	86.9
Revenues		0	0	12.0
Operating income (loss)		0	0	(18.9)
Identifiable assets		0	0	2.7
Acquisition of property and equipment		0	0	(0.6)
Proceeds from disposal of property and equipment		0	0	18.2
Depreciation and amortization		0	0	7.9
Equity investment impairment		0	0
Corporate / Eliminations [Member]
Segment Reporting Information [Line Items]
External revenue		0	3.2	25.6
Revenues		0	(0.2)	(13.0)
Operating income (loss)		(20.3)	(8.6)	(63.7)
Identifiable assets		(146.9)	164.6	229.5
Acquisition of property and equipment		(0.2)	(0.2)	(8.5)
Proceeds from disposal of property and equipment		0.1	(3.5)	0.1
Depreciation and amortization		0.1	0.7	23.3
Equity investment impairment		0	30.8
Foreign Countries [Member]
Segment Reporting Information [Line Items]
Long-lived assets located in foreign countries		12.4	14.7	15.5
Revenues		$ 139.5	$ 158.3	$ 186.8