XML 95 R82.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2

EMPLOYEE SAVINGS PLANS - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Employee Savings Plans [Abstract]
Labor and related expense	$ 10.2	$ 7.9	$ 7.3

X

- Definition

Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(b)(4))
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

+ Details

Name:	us-gaap_LaborAndRelatedExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

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