XML 61 R51.htm IDEA: XBRL DOCUMENT
v3.25.2

Product Warranties - Schedule of Activity Associated with Warranty Obligations (Details) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 28, 2025 | Jun. 29, 2024
Product Warranty Accrual [Roll Forward] |  |
Balance at beginning of period | $ 17.5 | $ 18.0
Accruals included in divestiture | (0.4) | 0.0
Accruals for warranties issued | 6.8 | 8.1
Settlements and other | (6.7) | (7.1)
Balance at end of period | $ 17.2 | $ 19.0

X
- Definition Standard Product Warranty Accrual, Decrease From Business Divestiture + References No definition available. + Details
Name: | hni_StandardProductWarrantyAccrualDecreaseFromBusinessDivestiture
Namespace Prefix: | hni_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Standard Product Warranty Accrual, Settlements, Increase (Decrease) + References No definition available. + Details
Name: | hni_StandardProductWarrantyAccrualSettlementsIncreaseDecrease
Namespace Prefix: | hni_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_MovementInStandardProductWarrantyAccrualRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount as of the balance sheet date of the aggregate standard product warranty liability. Does not include the balance for the extended product warranty liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482425/460-10-50-8 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c)(5) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482425/460-10-50-8 + Details
Name: | us-gaap_StandardProductWarrantyAccrual
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of increase in the standard product warranty accrual from warranties issued. Excludes extended product warranties. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482425/460-10-50-8 + Details
Name: | us-gaap_StandardProductWarrantyAccrualWarrantiesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration