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COMMITMENTS AND CONTINGENCIES - Narrative (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2019 | Dec. 31, 2018
Loss Contingencies [Line Items] |  |
Amounts not yet paid to FI |  | $ 9.3
FI share, expense | $ 4.6 |
Non-cash gain on financial institution share | 3.5 |
Financial Institution Share Commitment |  |
Loss Contingencies [Line Items] |  |
FI share commitment | $ 10.0 |

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- Definition Financial Institution Partners, Unearned Amounts Not Yet Paid + References No definition available. + Details
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- Definition Financial Institution Share, Expense + References No definition available. + Details
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Balance Type: | debit
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- Definition Gain (Loss) On Financial Institution Share + References No definition available. + Details
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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. + References No definition available. + Details
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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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- Details
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