Other Financial Statement Data (Details) - USD ($) $ in Millions |
Mar. 31, 2024 |
Dec. 31, 2023 |
||
---|---|---|---|---|
Other current assets | ||||
Income and other taxes receivable | $ 259.5 | $ 269.3 | ||
Prepaid expenses | 231.9 | 284.3 | ||
Other | 11.5 | 50.2 | ||
Total other current assets | 502.9 | 603.8 | ||
Restricted Cash Equivalents, Noncurrent | 8.0 | 3.4 | ||
Other assets | ||||
MRO inventory | 173.3 | 166.3 | ||
Marketable securities held in trust | 700.5 | 708.6 | ||
Operating Lease, Right-of-Use Asset | 224.5 | 229.8 | ||
Indemnification asset | 24.7 | 20.9 | ||
Nontrade Receivables, Noncurrent | 21.2 | 21.8 | ||
Other | 277.2 | 285.9 | ||
Total other assets | 1,586.3 | 1,575.6 | ||
Dividends Payable | 70.3 | 72.3 | ||
Accrued liabilities | ||||
Payroll and employee benefits | 124.6 | 182.6 | ||
Asset retirement obligations | 389.2 | 377.4 | ||
Customer Advances, Current | [1] | 234.5 | 261.8 | |
Contractual Obligation For Equity Method Investment | 76.6 | 190.0 | ||
Operating Lease, Liability, Current | 63.0 | 65.3 | ||
Servicing Liability | 1.0 | 0.0 | ||
Other | 612.3 | 627.7 | ||
Accrued liabilities | 1,570.5 | 1,777.1 | ||
Other noncurrent liabilities | ||||
Asset retirement obligations | 1,812.9 | 1,836.0 | ||
Operating Lease, Liability, Noncurrent | 164.8 | 119.7 | ||
Accrued pension and postretirement benefits | 117.6 | 168.1 | ||
Unrecognized tax benefits | 30.3 | 30.5 | ||
Other | 302.4 | 274.9 | ||
Total other noncurrent liabilities | 2,428.0 | 2,429.2 | ||
Cloud computing asset | $ 156.9 | $ 138.9 | ||
|
X | ||||||||||
- Definition Cloud computing asset No definition available.
|
X | ||||||||||
- Definition This item represents the amount of the entity's contractual obligation to make an investment in an equity method investee as of the balance sheet date. No definition available.
|
X | ||||||||||
- Definition Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Current portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- Definition Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Amount of restricted investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- Definition Amount recognized for uncertainty in income taxes classified as noncurrent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition The noncurrent portion of the receivable other than from customers, that is amounts expected to be collected after one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Amount of expenses incurred but not yet paid classified as other, due after one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Amount of current assets classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
X | ||||||||||
- Definition Amount of other miscellaneous assets. No definition available.
|
X | ||||||||||
- Definition Amount of other miscellaneous assets expected to be realized or consumed within one year or operating cycle, if longer. No definition available.
|
X | ||||||||||
- Definition Amount of other miscellaneous assets expected to be realized or consumed after one year or normal operating cycle, if longer. No definition available.
|
X | ||||||||||
- Definition Amount of noncurrent assets classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
X | ||||||||||
- Definition Amount of cash equivalents restricted as to withdrawal or usage, classified as noncurrent. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- Definition Aggregate amount of servicing liabilities that are subsequently measured at fair value and servicing liabilities that are subsequently measured using the amortization method. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|