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Debt (Schedule Of Outstanding Term ABS Financings) (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2020 USD ($)
Term ABS 2016-1 [Member] |
Debt Instrument [Line Items] |
Debt financing close date | Feb. 20, 2020
Net Book Value Of Loans Pledged As Collateral | $ 625.1
Term ABS 2016-2 [Member] |
Debt Instrument [Line Items] |
Debt financing close date | Jul. 23, 2020
Net Book Value Of Loans Pledged As Collateral | $ 602.3
Term ABS 2017-3 [Member] |
Debt Instrument [Line Items] |
Debt financing close date | Oct. 26, 2017
Net Book Value Of Loans Pledged As Collateral | $ 437.6
Term ABS 2018-1 [Member] |
Debt Instrument [Line Items] |
Debt financing close date | Feb. 22, 2018
Net Book Value Of Loans Pledged As Collateral | $ 625.1
Term ABS 2018-2 [Member] |
Debt Instrument [Line Items] |
Debt financing close date | May 24, 2018
Net Book Value Of Loans Pledged As Collateral | $ 562.6
Term ABS 2018-3 [Member] |
Debt Instrument [Line Items] |
Debt financing close date | Aug. 23, 2018
Net Book Value Of Loans Pledged As Collateral | $ 500.1
Term ABS 2019-1 [Member] |
Debt Instrument [Line Items] |
Debt financing close date | Feb. 21, 2019
Net Book Value Of Loans Pledged As Collateral | $ 503.1
Term ABS 2019-2 [Member] |
Debt Instrument [Line Items] |
Debt financing close date | Aug. 28, 2019
Net Book Value Of Loans Pledged As Collateral | $ 625.1
Term ABS 2019-3 [Member] |
Debt Instrument [Line Items] |
Debt financing close date | Nov. 21, 2019
Net Book Value Of Loans Pledged As Collateral | $ 439.6
TermAssetBackedSecuredFinancingsTwoThousandTwentyThree |
Debt Instrument [Line Items] |
Debt financing close date | Oct. 22, 2020
Net Book Value Of Loans Pledged As Collateral | $ 750.1

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