XML 80 R58.htm IDEA: XBRL DOCUMENT
v3.22.0.1

RESTRUCTURING ACTIVITIES - Schedule of Restructuring Activities (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 25, 2021 USD ($) facility
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | $ 23,149
ESS |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 7,584
Utility |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 6,641
Coatings |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | $ 3,951
Coatings | Facility Closing |
Restructuring Cost and Reserve [Line Items] |
Number of facilities closed | facility | 1
Irrigation |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | $ 2,968
Other/ Corporate |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,005
Cost of Sales |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 6,737
Cost of Sales | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 1,139
Cost of Sales | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 1,847
Cost of Sales | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 3,751
Cost of Sales | ESS |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 1,000
Cost of Sales | ESS | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 474
Cost of Sales | ESS | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 181
Cost of Sales | ESS | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 345
Cost of Sales | Utility |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 4,177
Cost of Sales | Utility | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 241
Cost of Sales | Utility | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 1,070
Cost of Sales | Utility | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,866
Cost of Sales | Coatings |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 1,560
Cost of Sales | Coatings | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 424
Cost of Sales | Coatings | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 596
Cost of Sales | Coatings | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 540
Cost of Sales | Irrigation |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Cost of Sales | Irrigation | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Cost of Sales | Irrigation | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Cost of Sales | Irrigation | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Cost of Sales | Other/ Corporate |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Cost of Sales | Other/ Corporate | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Cost of Sales | Other/ Corporate | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Cost of Sales | Other/ Corporate | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Selling, General and Administrative Expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 16,412
Selling, General and Administrative Expenses | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 13,794
Selling, General and Administrative Expenses | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,175
Selling, General and Administrative Expenses | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 443
Selling, General and Administrative Expenses | ESS |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 6,584
Selling, General and Administrative Expenses | ESS | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 4,441
Selling, General and Administrative Expenses | ESS | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 1,700
Selling, General and Administrative Expenses | ESS | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 443
Selling, General and Administrative Expenses | Utility |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,464
Selling, General and Administrative Expenses | Utility | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,393
Selling, General and Administrative Expenses | Utility | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 71
Selling, General and Administrative Expenses | Utility | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Selling, General and Administrative Expenses | Coatings |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,391
Selling, General and Administrative Expenses | Coatings | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,231
Selling, General and Administrative Expenses | Coatings | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 160
Selling, General and Administrative Expenses | Coatings | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Selling, General and Administrative Expenses | Irrigation |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,968
Selling, General and Administrative Expenses | Irrigation | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,968
Selling, General and Administrative Expenses | Irrigation | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Selling, General and Administrative Expenses | Irrigation | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 0
Selling, General and Administrative Expenses | Other/ Corporate |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 2,005
Selling, General and Administrative Expenses | Other/ Corporate | Severance |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 1,761
Selling, General and Administrative Expenses | Other/ Corporate | Other cash restructuring expenses |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | 244
Selling, General and Administrative Expenses | Other/ Corporate | Impairments of fixed assets/net loss on disposals |
Restructuring Cost and Reserve [Line Items] |
Restructuring charges | $ 0

X
- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109237686&loc=d3e17752-110868 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(1)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
Name: | us-gaap_RestructuringCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Facilities Closed + References No definition available. + Details
Name: | vmi_NumberOfFacilitiesClosed
Namespace Prefix: | vmi_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=vmi_ESSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=vmi_UtilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=vmi_CoatingsSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=us-gaap_FacilityClosingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=vmi_IrrigationSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_CorporateAndOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_CostOfSalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=us-gaap_EmployeeSeveranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=us-gaap_OtherRestructuringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=vmi_AssetImpairmentNetLossOnDisposalsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |