XML 76 R35.htm IDEA: XBRL DOCUMENT
v3.21.1

Leases (Tables) | 12 Months Ended
--- | ---
Mar. 31, 2021
Leases [Abstract] |
Schedule of ROU Assets and Lease Liabilities | The following table represents the Company's ROU assets and lease liabilities:
| 31 March
(Millions of US dollars) | 2021 |  | 2020
Assets: |  |  |
Operating leases, net | $ | 46.4 |  |  | $ | 40.5 |
Finance leases, net | 2.7 |  |  | 1.7 |
Total right-of-use assets | $ | 49.1 |  |  | $ | 42.2 |
Liabilities: |  |  |
Operating leases: |  |  |
Current | $ | 7.8 |  |  | $ | 14.3 |
Non-Current | 53.3 |  |  | 41.4 |
Total operating lease liabilities | $ | 61.1 |  |  | $ | 55.7 |
Finance leases: |  |  |
Current | $ | 1.0 |  |  | $ | 0.5 |
Non-Current | 1.9 |  |  | 1.5 |
Total finance lease liabilities | $ | 2.9 |  |  | $ | 2.0 |
Total lease liabilities | $ | 64.0 |  |  | $ | 57.7 |
Schedule of Lease Expense | The following table represents the Company's lease expense:
| Years Ended 31 March
(Millions of US dollars) | 2021 |  | 2020
Operating leases | $ | 17.0 |  |  | $ | 18.4 |
Short-term leases | 2.1 |  |  | 1.0 |
Variable leases | — |  |  | 0.1 |
Finance leases | 0.9 |  |  | 0.3 |
Interest on lease liabilities | 0.1 |  |  | 0.1 |
Total lease expense | $ | 20.1 |  |  | $ | 19.9 |
Supplemental cash flow and other information related to leases were as follows:
| Years Ended 31 March
(Millions of US dollars) | 2021 |  | 2020
Cash paid for amounts included in the measurement of lease liabilities: |  |  |
Operating cash flows used for operating leases | $ | 19.2 |  |  | $ | 18.0 |
Operating cash flows used for finance leases | 0.1 |  |  | 0.1 |
Financing cash flows used for finance leases | 0.8 |  |  | 0.4 |
Non-cash ROU assets obtained in exchange for new lease liabilities | 26.0 |  |  | 12.9 |
Non-cash remeasurements reducing ROU assets and lease liabilities | (5.1) |  |  | (19.4) |
Schedule of Weighted-Average Remaining Lease Term and Discount Rate | The weighted-average remaining lease term of the Company's leases is as follows:
| 31 March
(In Years) | 2021 |  | 2020
Operating leases | 7.8 |  | 5.4
Finance leases | 3.5 |  | 4.4
The weighted-average discount rate of the Company's leases is as follows:
| 31 March
| 2021 |  | 2020
Operating leases | 4.6 | % |  | 4.4 | %
Finance leases | 4.5 | % |  | 4.4 | %
Operating Lease, Future Lease Payments | The following are future lease payments for non-cancellable leases at 31 March 2021:
Years ended 31 March (Millions of US dollars): | Operating Leases |  | Finance Leases |  | Total
2022 | $ | 9.6 |  |  | $ | 1.0 |  |  | $ | 10.6 |
2023 | 14.3 |  |  | 1.0 |  |  | 15.3 |
2024 | 10.5 |  |  | 0.5 |  |  | 11.0 |
2025 | 7.2 |  |  | 0.3 |  |  | 7.5 |
2026 | 6.1 |  |  | 0.2 |  |  | 6.3 |
Thereafter | 30.9 |  |  | — |  |  | 30.9 |
Total | $ | 78.6 |  |  | $ | 3.0 |  |  | $ | 81.6 |
Less: imputed interest |  |  |  |  | 17.6 |
Total lease liabilities |  |  |  |  | $ | 64.0 |
Finance Lease, Future Lease Payments | The following are future lease payments for non-cancellable leases at 31 March 2021:
Years ended 31 March (Millions of US dollars): | Operating Leases |  | Finance Leases |  | Total
2022 | $ | 9.6 |  |  | $ | 1.0 |  |  | $ | 10.6 |
2023 | 14.3 |  |  | 1.0 |  |  | 15.3 |
2024 | 10.5 |  |  | 0.5 |  |  | 11.0 |
2025 | 7.2 |  |  | 0.3 |  |  | 7.5 |
2026 | 6.1 |  |  | 0.2 |  |  | 6.3 |
Thereafter | 30.9 |  |  | — |  |  | 30.9 |
Total | $ | 78.6 |  |  | $ | 3.0 |  |  | $ | 81.6 |
Less: imputed interest |  |  |  |  | 17.6 |
Total lease liabilities |  |  |  |  | $ | 64.0 |

X
- Definition Assets and Liabilities, Lessee [Table Text Block] + References No definition available. + Details
Name: | jhx_AssetsandLiabilitiesLesseeTableTextBlock
Namespace Prefix: | jhx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of Weighted-Average Remaining Lease Term and Discount Rate, Lessee [Table Text Block] + References No definition available. + Details
Name: | jhx_ScheduleofWeightedAverageRemainingLeaseTermandDiscountRateLesseeTableTextBlock
Namespace Prefix: | jhx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
Name: | us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum: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 -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
Name: | us-gaap_LeaseCostTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum: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 -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration