XML 71 R50.htm IDEA: XBRL DOCUMENT
v3.25.4

Leases (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2025
Leases [Abstract] |
Schedule of Lease Costs | The following table presents our lease costs for the years ended December 31, 2025, 2024 and 2023:
|  | 2025 |  |  | 2024 |  |  | 2023 |
Operating lease cost |  | $ | 12.2 |  |  | $ | 10.0 |  |  | $ | 8.5 |
Finance lease cost: |  |  |  |  |  |  |  |  |
Amortization of leased assets |  | $ | 6.3 |  |  | $ | 4.2 |  |  | $ | 3.1 |
Interest on lease liabilities |  |  | 2.0 |  |  |  | 1.4 |  |  |  | 0.9 |
Total finance lease cost |  | $ | 8.3 |  |  | $ | 5.6 |  |  | $ | 4.0 |
Summary of Supplemental Cash Flow Information Related To Leases | The following table presents supplemental cash flow information related to our leases for the years ended December 31, 2025, 2024 and 2023:
|  | 2025 |  |  | 2024 |  |  | 2023 |
Cash paid for amounts included in the measurement of lease liabilities |  |  |  |  |  |  |  |  |
Operating cash flows from operating leases |  | $ | 12.1 |  |  | $ | 9.6 |  |  | $ | 8.0 |
Operating cash flows from finance leases |  |  | 1.8 |  |  |  | 1.3 |  |  |  | 0.8 |
Financing cash flows from finance leases |  |  | 5.8 |  |  |  | 3.3 |  |  |  | 2.7 |
ROU assets obtained in exchange for lease liabilities |  |  |  |  |  |  |  |  |
Operating leases (1) |  | $ | 18.5 |  |  | $ | 19.0 |  |  | $ | 15.8 |
Finance leases (2) |  |  | 7.7 |  |  |  | 13.6 |  |  |  | 12.3 |
(1) During 2025, increases in ROU assets included $4.9 million recognized from the acquisitions of Parallel and Geometrik and a $1.2 million increase from modifications that did not involve obtaining a new ROU asset. During 2024, increases in ROU assets included $13.0 million from the acquisitions of 3form and Zahner and a $4.7 million increase from modifications that did not involve obtaining a new ROU asset. During 2023, increases in ROU assets included a decrease of $1.0 million due to a change in lease classification upon modification and an increase of $0.6 million resulting from modifications that did not involve obtaining a new ROU asset. During 2025, there were no modifications or acquired finance leases that involved obtaining a new ROU asset. During 2024, increases in ROU assets included $8.9 million from the acquisition of Zahner and a $1.1 million decrease from modifications that did not involve obtaining a new ROU asset. During 2023, increases in ROU assets included $8.6 million due to a change in lease classification upon modification for an existing manufacturing facility within our Architectural Specialties segment that had a modified expected lease term of 13 years, in addition to an increase of $3.7 million for a lease modification that did not involve obtaining a new ROU asset.
Schedule of Weighted Average Assumptions Used To Compute Right To Use Assets | The following table presents the weighted average assumptions used to compute our ROU assets and lease liabilities:
|  | December 31, 2025 |  |  | December 31, 2024 |
Weighted average remaining lease term (in years) |  |  |  |  |  |
Operating leases |  |  | 5.8 |  |  |  | 5.7 |
Finance leases |  |  | 10.3 |  |  |  | 11.4 |
Weighted average discount rate |  |  |  |  |  |
Operating leases |  |  | 5.4 | % |  |  | 5.6 | %
Finance leases |  |  | 5.2 | % |  |  | 5.1 | %
Schedule of Undiscounted Future Minimum Payments | Undiscounted future minimum lease payments as of December 31, 2025, by year and in the aggregate, having non-cancelable lease terms in excess of one year are as follows:
|  | Operating Leases |  |  | Finance Leases |
Maturity of lease liabilities |  |  |  |  |  |
2026 |  | $ | 13.1 |  |  | $ | 8.2 |
2027 |  |  | 11.9 |  |  |  | 7.3 |
2028 |  |  | 10.1 |  |  |  | 3.9 |
2029 |  |  | 5.1 |  |  |  | 3.1 |
2030 |  |  | 4.2 |  |  |  | 3.2 |
Thereafter |  |  | 15.3 |  |  |  | 26.5 |
Total lease payments |  |  | 59.7 |  |  |  | 52.2 |
Less interest |  |  | (11.3 | ) |  |  | (13.4 | )
Present value of lease liabilities |  | $ | 48.4 |  |  | $ | 38.8 |

X
- Definition Schedule of weighted average assumptions used to compute right to use assets.. + References No definition available. + Details
Name: | awi_ScheduleOfWeightedAverageAssumptionsUsedToComputeRightToUseAssetsTableTextBlock
Namespace Prefix: | awi_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Supplemental cash flow information related to leases. + References No definition available. + Details
Name: | awi_SupplementalCashFlowInformationRelatedToLeasesTableTextBlock
Namespace Prefix: | awi_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
Name: | us-gaap_LeaseCostTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-6 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration