XML 52 R36.htm IDEA: XBRL DOCUMENT
v3.25.0.1

LEASES (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
LEASES |
Summary of lease type by underlying asset class and maximum terms | ​
​ | ​ | ​
Lease Type: |  | Term
Real estate and terminal leases |  | 50 years
Vessel and barge charter leases |  | 4 years
Operations equipment and other leases |  | 14 years
Components of Lease Cost | Components of Lease Cost: Components of lease cost recorded in the Company’s Consolidated Statement of Income and Comprehensive Income consists of the following for the years ended December 31, 2024, 2023 and 2022: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years Ended
​ | ​ | December 31,
(In millions) |  | 2024 | ​ | 2023 | ​ | 2022
Operating lease cost | ​ | $ | 143.4 | ​ | $ | 151.0 | ​ | $ | 162.2
Short-term lease cost | ​ |  | 10.4 | ​ |  | 7.7 | ​ |  | 0.6
Variable lease cost | ​ |  | 0.6 | ​ |  | 0.6 | ​ |  | 0.8
Total lease cost | ​ | $ | 154.4 | ​ | $ | 159.3 | ​ | $ | 163.6
​ Other Lease Information: Other information related to the Company’s operating leases consists of the following for the years ended December 31, 2024 and 2023:
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years Ended
​ | ​ | December 31,
(In millions) |  | 2024 | ​ | 2023
Cash paid for amounts included in operating lease liabilities | ​ | $ | 148.7 | ​ | $ | 154.3
Right of use assets obtained in the exchange for new operating lease liabilities | ​ | $ | 205.8 | ​ | $ | 40.0
​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | As of December 31,
​ | ​ | 2024 |  | 2023
Weighted average remaining operating lease term | ​ | ​ | 5.3 years | ​ | ​ | 4.8 years
Weighted average incremental borrowing rate | ​ | ​ | 4.3% | ​ | ​ | 3.1%
​
Summary of maturities of operating lease liabilities | ​
​ | ​ | ​ | ​
​ |  | As of
Year (in millions) |  | December 31, 2024
2025 | ​ | $ | 133.3
2026 | ​ |  | 98.0
2027 | ​ |  | 71.2
2028 | ​ |  | 21.4
2029 | ​ |  | 10.1
Thereafter | ​ |  | 79.9
Total lease payments | ​ | ​ | 413.9
Less: Interest | ​ | ​ | (55.4)
Present value of operating lease liabilities | ​ | ​ | 358.5
Less: Short-term portion | ​ | ​ | (129.0)
Long-term operating lease liabilities | ​ | $ | 229.5
​

X
- Definition The tabular disclosure of underlying asset class and maximum terms. + References No definition available. + Details
Name: | matx_ScheduleOfUnderlyingAssetClassAndMaximumTerms
Namespace Prefix: | matx_
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