XML 65 R54.htm IDEA: XBRL DOCUMENT v3.19.1

OTHER ACCRUED LIABILITIES Narrative (Details)	3 Months Ended
	Mar. 31, 2019
Minimum
Accrued Liabilities [Line Items]
Warrant coverage period	1 year
Maximum
Accrued Liabilities [Line Items]
Warrant coverage period	5 years
DuraPlate Trailer Panels
Accrued Liabilities [Line Items]
Warrant coverage period	10 years

X

- References

No definition available.

+ Details

Name:	wnc_AccruedLiabilitiesLineItems
Namespace Prefix:	wnc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Standard Product Warranty, Coverage Period

+ References

No definition available.

+ Details

Name:	wnc_StandardProductWarrantyCoveragePeriod
Namespace Prefix:	wnc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=wnc_DuraPlateTrailerPanelsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: