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SECURITIES (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2015 | Sep. 30, 2014
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Available-for-sale debt securities [Abstract] |  |  |  |
Fair value | $ 676,159 us-gaap_AvailableForSaleSecuritiesDebtSecurities |  | $ 657,870 us-gaap_AvailableForSaleSecuritiesDebtSecurities |
Available-for-sale equity securities [Abstract] |  |  |  |
Fair value | 526,377 us-gaap_AvailableForSaleSecuritiesEquitySecurities |  | 482,346 us-gaap_AvailableForSaleSecuritiesEquitySecurities |
Available-for-sale securities [Abstract] |  |  |  |
Amortized cost | 1,196,908 us-gaap_AvailableForSaleSecuritiesAmortizedCost |  | 1,148,414 us-gaap_AvailableForSaleSecuritiesAmortizedCost |
Gross unrealized gains | 12,225 us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax |  | 7,038 us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax |
Gross unrealized (losses) | (6,597)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax |  | (15,236)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax |
Fair value | 1,202,536 us-gaap_AvailableForSaleSecurities |  | 1,140,216 us-gaap_AvailableForSaleSecurities |
Available-for-sale securities in a continuous unrealized loss position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 278,664 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue |  | 280,692 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue |
LESS THAN 12 MONTHS, Unrealized (Losses) | (1,788)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss |  | (1,442)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss |
OVER 12 MONTHS, Fair Value | 195,745 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue |  | 450,852 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue |
OVER 12 MONTHS, Unrealized (Losses) | (4,809)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss |  | (13,794)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss |
TOTAL, Fair Value | 474,409 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue |  | 731,544 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue |
TOTAL, Unrealized (Losses) | (6,597)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss |  | (15,236)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss |
AMORTIZED COST [Abstract] |  |  |  |
Due in one year or less | 3,000 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost |  | 2,999 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost |
Due after one year through five years | 1,183 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost |  | 9,922 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost |
Due after five years through ten years | 300,668 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost |  | 285,413 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost |
Due after ten years | 217,252 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost |  | 185,851 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost |
Total | 522,103 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis |  | 484,185 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis |
Mortgage-backed securities | 674,166 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost |  | 663,690 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost |
Common equities and mutual funds | 639 cash_AvailableForSaleSecuritiesEquityMaturitiesWithoutSingleMaturityDateAmortizedCostBasis |  | 539 cash_AvailableForSaleSecuritiesEquityMaturitiesWithoutSingleMaturityDateAmortizedCostBasis |
Amortized cost | 1,196,908 us-gaap_AvailableForSaleSecuritiesAmortizedCost |  | 1,148,414 us-gaap_AvailableForSaleSecuritiesAmortizedCost |
FAIR VALUE [Abstract] |  |  |  |
Due in one year or less | 3,017 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue |  | 3,048 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue |
Due after one year through five years | 1,214 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue |  | 10,079 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue |
Due after five years through ten years | 306,344 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue |  | 285,698 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue |
Due after ten years | 214,836 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue |  | 182,696 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue |
Total | 525,411 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate |  | 481,521 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate |
Mortgage-backed securities | 676,159 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |  | 657,870 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |
Common equities and mutual funds | 966 cash_AvailableForSaleSecuritiesEquityMaturitiesWithoutSingleMaturityDateFairValue |  | 825 cash_AvailableForSaleSecuritiesEquityMaturitiesWithoutSingleMaturityDateFairValue |
Total available for sale securities | 1,202,536 us-gaap_AvailableForSaleSecurities |  | 1,140,216 us-gaap_AvailableForSaleSecurities |
Held-to-maturity Securities [Abstract] |  |  |  |
Amortized cost | 311,062 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment |  | 282,933 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment |
Gross unrealized gains | 2,045 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain |  | 942 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain |
Gross unrealized (losses) | (1,108)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss |  | (4,563)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss |
Fair value | 311,999 us-gaap_HeldToMaturitySecuritiesFairValue |  | 279,312 us-gaap_HeldToMaturitySecuritiesFairValue |
Held-to-maturity Securities, Continuous Unrealized Loss Position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 22,644 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue |  | 1,056 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue |
OVER 12 MONTHS, Fair Value | 116,105 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue |  | 230,200 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue |
TOTAL, Fair Value | 138,749 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue |  | 231,256 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue |
LESS THAN 12 MONTHS, Unrealized (Losses) | (160)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss |  | (2)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss |
OVER 12 MONTHS, Unrealized (Losses) | (948)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss |  | (4,561)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss |
TOTAL, Unrealized (Losses) | (1,108)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss |  | (4,563)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss |
AMORTIZED COST [Abstract] |  |  |  |
Due in one year or less | 95 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount |  | 347 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount |
Due after one year through five years | 5,357 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount |  | 4,726 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount |
Due after five years through ten years | 111,639 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount |  | 91,532 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount |
Due after ten years | 125,305 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount |  | 116,294 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount |
Total | 242,396 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis |  | 212,899 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis |
Mortgage-backed securities | 68,666 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount |  | 70,034 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount |
Amortized cost | 311,062 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment |  | 282,933 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment |
FAIR VALUE [Abstract] |  |  |  |
Due in one year or less | 95 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue |  | 348 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue |
Due after one year through five years | 5,341 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue |  | 4,718 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue |
Due after five years through ten years | 111,880 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue |  | 89,984 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue |
Due after ten years | 126,605 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue |  | 116,090 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue |
Total | 243,921 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue |  | 211,140 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue |
Mortgage-backed securities | 68,078 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |  | 68,172 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |
Total held to maturity securities | 311,999 us-gaap_HeldToMaturitySecuritiesFairValue |  | 279,312 us-gaap_HeldToMaturitySecuritiesFairValue |
Trust Preferred Securities [Member] |  |  |  |
Available-for-sale securities [Abstract] |  |  |  |
Amortized cost | 19,393 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 19,368 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Unrealized gain (loss) | (2,558)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | (1,868)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Fair value | 16,835 us-gaap_AvailableForSaleSecurities / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 17,500 us-gaap_AvailableForSaleSecurities / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
AMORTIZED COST [Abstract] |  |  |  |
Amortized cost | 19,393 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 19,368 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
FAIR VALUE [Abstract] |  |  |  |
Total available for sale securities | 16,835 us-gaap_AvailableForSaleSecurities / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 17,500 us-gaap_AvailableForSaleSecurities / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
S&P Credit Rating, BBB- [Member] | Moody Credit Rating, Baa2 [Member] | PNC Capital Trust [Member] | Trust Preferred Securities [Member] |  |  |  |
Available-for-sale securities [Abstract] |  |  |  |
Amortized cost | 4,963 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,962 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Unrealized gain (loss) | (643)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | (562)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Fair value | 4,320 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,400 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
AMORTIZED COST [Abstract] |  |  |  |
Amortized cost | 4,963 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,962 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
FAIR VALUE [Abstract] |  |  |  |
Total available for sale securities | 4,320 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,400 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa2RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBMinusRatingMember / dei_LegalEntityAxis = cash_PncCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
S&P Credit Rating, BB+ [Member] | Moody Credit Rating, Baa3 [Member] | Key Corp Capital I [Member] | Trust Preferred Securities [Member] |  |  |  |
Available-for-sale securities [Abstract] |  |  |  |
Amortized cost | 4,986 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,985 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Unrealized gain (loss) | (821)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | (585)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Fair value | 4,165 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,400 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
AMORTIZED COST [Abstract] |  |  |  |
Amortized cost | 4,986 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,985 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
FAIR VALUE [Abstract] |  |  |  |
Total available for sale securities | 4,165 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,400 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBPlusRatingMember / dei_LegalEntityAxis = cash_KeyCorpCapitalIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
S&P Credit Rating, BBB+ [Member] | Moody Credit Rating, A3 [Member] | Wells Fargo (Corestates Capital) Trust [Member] | Trust Preferred Securities [Member] |  |  |  |
Available-for-sale securities [Abstract] |  |  |  |
Amortized cost | 4,466 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,444 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Unrealized gain (loss) | (116)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | (44)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Fair value | 4,350 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,400 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
AMORTIZED COST [Abstract] |  |  |  |
Amortized cost | 4,466 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,444 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
FAIR VALUE [Abstract] |  |  |  |
Total available for sale securities | 4,350 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,400 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysA3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBBPlusRatingMember / dei_LegalEntityAxis = cash_WellsFargoCorestatesCapitalTrustMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
S&P Credit Rating BB [Member] | Moody Credit Rating, Baa3 [Member] | Huntington Capital Trust II SE [Member] | Trust Preferred Securities [Member] |  |  |  |
Available-for-sale securities [Abstract] |  |  |  |
Amortized cost | 4,978 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,977 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Unrealized gain (loss) | (978)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | (677)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Fair value | 4,000 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,300 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
AMORTIZED COST [Abstract] |  |  |  |
Amortized cost | 4,978 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,977 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
FAIR VALUE [Abstract] |  |  |  |
Total available for sale securities | 4,000 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1] | 4,300 us-gaap_AvailableForSaleSecurities / us-gaap_CreditRatingMoodysAxis = us-gaap_MoodysBaa3RatingMember / us-gaap_CreditRatingStandardPoorsAxis = us-gaap_StandardPoorsBBRatingMember / dei_LegalEntityAxis = cash_HuntingtonCapitalTrustIiSeMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember | [1]
Debt Securities [Member] |  |  |  |
Available-for-sale debt securities [Abstract] |  |  |  |
Amortized cost | 1,196,269 us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  |  |
Gross unrealized gains | 11,894 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  | 6,747 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
Gross unrealized (losses) | (6,593)us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  | (15,231)us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
Fair value | 1,201,570 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  | 1,139,391 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
Available-for-sale securities in a continuous unrealized loss position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 278,664 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  | 280,569 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
LESS THAN 12 MONTHS, Unrealized (Losses) | (1,788)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  | (1,437)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
OVER 12 MONTHS, Fair Value | 195,622 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  | 450,852 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
OVER 12 MONTHS, Unrealized (Losses) | (4,805)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  | (13,794)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
TOTAL, Fair Value | 474,286 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  | 731,421 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
TOTAL, Unrealized (Losses) | (6,593)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |  | (15,231)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
Trust Preferred and Corporate Securities [Member] |  |  |  |
Available-for-sale debt securities [Abstract] |  |  |  |
Amortized cost | 23,685 us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  |  |
Gross unrealized gains | 43 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  | 191 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |
Gross unrealized (losses) | (2,559)us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  | (2,009)us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |
Fair value | 21,169 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  | 46,929 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |
Available-for-sale securities in a continuous unrealized loss position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 0 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  | 6,073 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |
LESS THAN 12 MONTHS, Unrealized (Losses) | 0 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  | (47)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |
OVER 12 MONTHS, Fair Value | 16,835 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  | 25,359 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |
OVER 12 MONTHS, Unrealized (Losses) | (2,559)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  | (1,962)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |
TOTAL, Fair Value | 16,835 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  | 31,432 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |
TOTAL, Unrealized (Losses) | (2,559)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |  | (2,009)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_TrustPreferredAndCorporateSecuritiesMember |
Small Business Administration Securities [Member] |  |  |  |
Available-for-sale debt securities [Abstract] |  |  |  |
Amortized cost | 35,977 us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |  |  |
Gross unrealized gains | 1,390 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |  | 543 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |
Gross unrealized (losses) | 0 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |  | (72)us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |
Fair value | 37,367 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |  | 67,012 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |
Available-for-sale securities in a continuous unrealized loss position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value |  |  | 8,454 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |
LESS THAN 12 MONTHS, Unrealized (Losses) |  |  | (72)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |
OVER 12 MONTHS, Fair Value |  |  | 0 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |
OVER 12 MONTHS, Unrealized (Losses) |  |  | 0 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |
TOTAL, Fair Value |  |  | 8,454 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |
TOTAL, Unrealized (Losses) |  |  | (72)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_SmallBusinessAdministrationSecuritiesMember |
Non-bank Qualified Obligations of States and Political Subdivisions [Member] |  |  |  |
Available-for-sale debt securities [Abstract] |  |  |  |
Amortized cost | 462,441 us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  |  |
Gross unrealized gains | 6,058 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 2,494 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
Gross unrealized (losses) | (1,624)us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | (3,811)us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
Fair value | 466,875 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 367,580 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
Available-for-sale securities in a continuous unrealized loss position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 74,300 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 27,062 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
LESS THAN 12 MONTHS, Unrealized (Losses) | (778)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | (70)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
OVER 12 MONTHS, Fair Value | 53,874 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 191,146 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
OVER 12 MONTHS, Unrealized (Losses) | (846)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | (3,741)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
TOTAL, Fair Value | 128,174 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 218,208 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
TOTAL, Unrealized (Losses) | (1,624)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | (3,811)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
Held-to-maturity Securities [Abstract] |  |  |  |
Amortized cost | 222,982 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 193,595 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
Gross unrealized gains | 1,995 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 894 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
Gross unrealized (losses) | (310)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | (2,329)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
Fair value | 224,667 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 192,160 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
Held-to-maturity Securities, Continuous Unrealized Loss Position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 18,183 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 0 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
OVER 12 MONTHS, Fair Value | 40,685 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 147,949 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
TOTAL, Fair Value | 58,868 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 147,949 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
LESS THAN 12 MONTHS, Unrealized (Losses) | (106)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 0 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
OVER 12 MONTHS, Unrealized (Losses) | (204)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | (2,329)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
TOTAL, Unrealized (Losses) | (310)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | (2,329)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
AMORTIZED COST [Abstract] |  |  |  |
Amortized cost | 222,982 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 193,595 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
FAIR VALUE [Abstract] |  |  |  |
Total held to maturity securities | 224,667 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |  | 192,160 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_NonBankQualifiedObligationUSStatesAndPoliticalSubdivisionsMember |
Mortgage-backed Securities [Member] |  |  |  |
Available-for-sale debt securities [Abstract] |  |  |  |
Amortized cost | 674,166 us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  |  |
Gross unrealized gains | 4,403 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 3,519 us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
Gross unrealized (losses) | (2,410)us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | (9,339)us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
Fair value | 676,159 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 657,870 us-gaap_AvailableForSaleSecuritiesDebtSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
Available-for-sale securities in a continuous unrealized loss position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 204,364 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 238,980 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
LESS THAN 12 MONTHS, Unrealized (Losses) | (1,010)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | (1,248)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
OVER 12 MONTHS, Fair Value | 124,913 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 234,347 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
OVER 12 MONTHS, Unrealized (Losses) | (1,400)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | (8,091)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
TOTAL, Fair Value | 329,277 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 473,327 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
TOTAL, Unrealized (Losses) | (2,410)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | (9,339)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
Held-to-maturity Securities [Abstract] |  |  |  |
Amortized cost | 68,666 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 70,034 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
Gross unrealized gains | 5 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 0 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
Gross unrealized (losses) | (593)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | (1,862)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
Fair value | 68,078 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 68,172 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
Held-to-maturity Securities, Continuous Unrealized Loss Position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 0 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 0 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
OVER 12 MONTHS, Fair Value | 65,482 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 68,172 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
TOTAL, Fair Value | 65,482 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 68,172 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
LESS THAN 12 MONTHS, Unrealized (Losses) | 0 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 0 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
OVER 12 MONTHS, Unrealized (Losses) | (593)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | (1,862)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
TOTAL, Unrealized (Losses) | (593)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | (1,862)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
AMORTIZED COST [Abstract] |  |  |  |
Amortized cost | 68,666 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 70,034 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
FAIR VALUE [Abstract] |  |  |  |
Total held to maturity securities | 68,078 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |  | 68,172 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MortgageBackedSecuritiesMember |
Obligations of States and Political Subdivisions [Member] |  |  |  |
Held-to-maturity Securities [Abstract] |  |  |  |
Amortized cost | 19,414 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | 19,304 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
Gross unrealized gains | 45 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | 48 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
Gross unrealized (losses) | (205)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | (372)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
Fair value | 19,254 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | 18,980 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
Held-to-maturity Securities, Continuous Unrealized Loss Position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 4,461 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | 1,056 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
OVER 12 MONTHS, Fair Value | 9,938 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | 14,079 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
TOTAL, Fair Value | 14,399 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | 15,135 us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
LESS THAN 12 MONTHS, Unrealized (Losses) | (54)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | (2)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
OVER 12 MONTHS, Unrealized (Losses) | (151)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | (370)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
TOTAL, Unrealized (Losses) | (205)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | (372)us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
AMORTIZED COST [Abstract] |  |  |  |
Amortized cost | 19,414 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | 19,304 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
FAIR VALUE [Abstract] |  |  |  |
Total held to maturity securities | 19,254 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |  | 18,980 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember |
Common Equities and Mutual Funds [Member] |  |  |  |
Available-for-sale equity securities [Abstract] |  |  |  |
Amortized cost | 639 us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | 539 us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
Gross unrealized gains | 331 us-gaap_AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | 291 us-gaap_AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedGainBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
Gross unrealized (losses) | (4)us-gaap_AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | (5)us-gaap_AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
Fair value | 966 us-gaap_AvailableForSaleSecuritiesEquitySecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | 825 us-gaap_AvailableForSaleSecuritiesEquitySecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
Available-for-sale securities in a continuous unrealized loss position [Abstract] |  |  |  |
LESS THAN 12 MONTHS, Fair Value | 0 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | 123 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
LESS THAN 12 MONTHS, Unrealized (Losses) | 0 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | (5)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
OVER 12 MONTHS, Fair Value | 123 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | 0 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
OVER 12 MONTHS, Unrealized (Losses) | (4)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | 0 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
TOTAL, Fair Value | 123 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | 123 us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
TOTAL, Unrealized (Losses) | $ (4)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |  | $ (5)us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = cash_CommonEquitiesAndMutualFundsMember |
[1] | Trust preferred securities are single-issuance. There are no known deferrals, defaults or excess subordination.

X
- Definition Amount of available-for-sale equity securities at cost, net of adjustments, that do not have a single maturity date and which the entity has decided to disclose separately rather than allocating the cost over several maturity groupings. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments. + References No definition available. + Details
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- Definition Amount of available-for-sale equity securities at fair value that do not have a single maturity date and which the entity has decided to disclose separately rather than allocating the fair value over several maturity groupings. + References No definition available. + Details
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Namespace Prefix: | cash_
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- Definition Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt securities classified as available-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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