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v3.25.3

Receivable Portfolios, Net - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 9 Months Ended
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Jun. 30, 2025 | Sep. 30, 2025 | Sep. 30, 2024
Receivables [Abstract] |  |  |  |  |
Recoveries above forecast | $ 61,459 | $ 22,962 |  | $ 140,674 | $ 51,258
Changes in expected future recoveries | $ 2,177 | $ (10,287) | $ (2,200) | $ 25 | $ (45,238)

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- Definition Certain Loans Acquired In Transfer Not Accounted For As Debt Securities, Changes To Expected Current Period Recoveries + References No definition available. + Details
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Balance Type: | credit
Period Type: | duration

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- Definition Certain Loans Acquired In Transfer Not Accounted For As Debt Securities, Changes To Expected Future Period Recoveries + References No definition available. + Details
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Namespace Prefix: | ecpg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_ReceivablesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration