Employee Benefits (Accumulated Benefit Obligations) (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Compensation and Retirement Disclosure [Abstract]
ABO Exceeds Assets	$ 1,229.4	$ 1,198.3
Assets Exceed ABO	4.2	4.4
Projected benefit obligation	1,233.6	1,202.7
ABO Exceeds Assets	1,229.4	1,198.3
Assets Exceed ABO	3.8	3.9
Accumulated benefit obligation	1,233.2	1,202.2
ABO Exceeds Assets	873.3	861.4
Assets Exceed ABO	5.4	5.7
Fair value of plan assets	$ 878.7	$ 867.1

No definition available.

Name:	us-gaap_CompensationAndRetirementDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

If aggregate disclosures are presented, the aggregate pension accumulated benefit obligation for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 55
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=73719040&loc=d3e4179-114921

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2417-114920

+ Details

Name:	us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

If aggregate disclosures are presented, the aggregate fair value of plan assets for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References

+ Details

Name:	us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

If aggregate disclosures are presented, the aggregate projected benefit obligation for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2417-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 55
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=73719040&loc=d3e4179-114921

+ Details

Name:	us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Accumulated Benefit Obligation, ABO Exceeds Assets

+ References

No definition available.

+ Details

Name:	yrcw_DefinedBenefitPlanPensionPlanswithAccumulatedBenefitObligationsinExcessofPlanAssetsAggregateAccumulatedBenefitObligationABOExceedsAssets
Namespace Prefix:	yrcw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Accumulated Benefit Obligation, Assets Exceed ABO

+ References

No definition available.

+ Details

Name:	yrcw_DefinedBenefitPlanPensionPlanswithAccumulatedBenefitObligationsinExcessofPlanAssetsAggregateAccumulatedBenefitObligationAssetsExceedABO
Namespace Prefix:	yrcw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Fair Value of Plan Assets, ABO Exceeds Assets

+ References

No definition available.

+ Details

Name:	yrcw_DefinedBenefitPlanPensionPlanswithAccumulatedBenefitObligationsinExcessofPlanAssetsAggregateFairValueofPlanAssetsABOExceedsAssets
Namespace Prefix:	yrcw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Fair Value of Plan Assets, Assets Exceed ABO

+ References

No definition available.

+ Details

Name:	yrcw_DefinedBenefitPlanPensionPlanswithAccumulatedBenefitObligationsinExcessofPlanAssetsAggregateFairValueofPlanAssetsAssetsExceedABO
Namespace Prefix:	yrcw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Projected Benefit Obligation, ABO Exceeds Assets

+ References

No definition available.

+ Details

Name:	yrcw_DefinedBenefitPlanPensionPlanswithAccumulatedBenefitObligationsinExcessofPlanAssetsAggregateProjectedBenefitObligationABOExceedsAssets
Namespace Prefix:	yrcw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Projected Benefit Obligation, Assets Exceed ABO

+ References

No definition available.

+ Details

Name:	yrcw_DefinedBenefitPlanPensionPlanswithAccumulatedBenefitObligationsinExcessofPlanAssetsAggregateProjectedBenefitObligationAssetsExceedABO
Namespace Prefix:	yrcw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant