FAIR VALUE MEASUREMENTS - Narrative (Details) - USD ($) $ in Millions |
Mar. 29, 2020 |
Dec. 31, 2019 |
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| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Cash equivalents, fair value | $ 83.9 | $ 132.6 |
| Fair Value, Inputs, Level 2 | Senior Notes | 7.50% Senior Notes Due 2027 | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Fair value of senior notes | 309.5 | 320.3 |
| Fair Value, Inputs, Level 2 | 1.0% convertible notes due 2023 | Convertible Senior Notes Due 2023 | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Fair value of convertible debt | $ 134.6 | $ 162.5 |
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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes 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. No definition available.
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- Definition Fair value portion of borrowing which can be exchanged for a specified number of another security at the option of the issuer or the holder, for example, but not limited to, the entity's common stock. No definition available.
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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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- Definition Fair value portion of notes payable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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