REVENUE RECOGNITION - Receivables and deferred revenue (Details) - USD ($) $ in Millions |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
|---|---|---|---|
| Current assets: | |||
| Receivables related to contracts with customers | $ 85.4 | $ 23.1 | |
| Miscellaneous receivables | 83.1 | 67.9 | |
| Receivables, net | 168.5 | 91.0 | |
| Current liabilities: | |||
| Deferred revenue related to contracts with customers | 405.1 | 400.6 | $ 447.1 |
| Miscellaneous deferred income | 3.5 | 4.8 | |
| Deferred revenues and income | $ 408.6 | $ 405.4 |
| X | ||||||||||
- Definition Represents deferred revenue associated with customer contracts. No definition available.
|
| X | ||||||||||
- Definition Represents current receivables classified as miscellaneous No definition available.
|
| X | ||||||||||
- Definition Represents deferred income categorized as miscellaneous. No definition available.
|
| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|