SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION - Non-Cash Investing and Financing Activities (Details) - USD ($) $ in Millions |
6 Months Ended | |
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Jun. 30, 2020 |
Jun. 30, 2019 |
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| Common Stock [Member] | Ìý | Ìý |
| Other Significant Noncash Transactions [Line Items] | Ìý | Ìý |
| Other Significant Noncash Transaction, Value of Consideration Given | $ 617.6 | $ 0.0 |
| Share-based Payment Arrangement [Member] | Ìý | Ìý |
| Other Significant Noncash Transactions [Line Items] | Ìý | Ìý |
| Other Significant Noncash Transaction, Value of Consideration Given | $ 3.9 | $ 0.0 |
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- Definition The value of the noncash (or part noncash) consideration given (for example, liability, equity) in a transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of a transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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