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USD ($)
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USD ($) / shares
USD ($)
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USD ($)
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USD ($)
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USD ($)
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USD ($)
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falsetrue1
Portions of our business can be seasonal. Our gross revenue has historically reflected progressively increased card purchasing volume throughout the year, particularly in the fourth quarter during the holiday shopping period. Similarly, customer and merchant incentives, which are recorded as contra-revenue, and advertising and marketing expenses have historically increased in the fourth quarter, generally causing our profitability to decline. 118Earnings (Loss) Per Share ("EPS") (Schedule of Basic and Diluted Earnings Per Share ) (Details) (USD $)MillionsMillionsNoRoundingUnKnownfalsetrue
