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RELATED PARTIES (Summary Of Related Party Transactions Table Disclosure) (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019
Related Party Transaction [Line Items] |  |  |  |
Product revenues from related parties |  | $ 10.8 | $ 46.9 |
Revenues | [1] | $ 359.1 | $ 157.0 |
Related party product revenue as a percent of total product revenue |  | 3.00% | 29.90% |
Purchases from related parties |  | $ 2.5 | $ 0.0 |
Realization of deferred revenue |  | 34.6 | $ 0.0 |
Trade Accounts Receivable [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from Related Parties, Current |  | 18.7 |  | $ 31.1
Other Current Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from Related Parties, Current |  | 19.0 |  | 44.5
Accounts Payable [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due to Related Parties, Current |  | (5.3) |  | 0.0
Other Current Liabilities [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due to Related Parties, Current |  | $ (0.3) |  | $ (2.0)
[1] | 1 Includes Realization of deferred revenue of $34.6 million for the three months ended March 31, 2020.

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