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Investment at Cost (Details Narrative) (USD $)	3 Months Ended		0 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 26, 2015	Jan. 19, 2015	Dec. 31, 2014
Bitcoin index price	$ 243.39us-gaap_BusinessAcquisitionSharePrice				$ 319.70us-gaap_BusinessAcquisitionSharePrice
Investment impairment	$ 254,433us-gaap_AssetImpairmentCharges
Coin Outlet [Member]
Issuance of common stock for acquisition, share			166,756us-gaap_StockIssuedDuringPeriodSharesAcquisitions / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember
Percentage of additional equity ownership			2.00%BTCS_EquityMethodInvestmentAdditionalOwnershipPercentage / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember
Issuance of common stock shares for stock compensation			701,966us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember
Percentage of equity ownership			4.20%us-gaap_EquityMethodInvestmentOwnershipPercentage / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember
Percentage of equity ownership ability increase upto exercise of previously issued option and warrant			11.00%BTCS_PercentageOfEquityOwnershipOwnUponExerciseOfPreviouslyIssuedOptionAndWarrant / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember
Purchase Agreement [Member] | Coin Outlet [Member]
Convertible promissory note principal amount				100,000us-gaap_DebtInstrumentFaceAmount / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember / us-gaap_TypeOfArrangementAxis = BTCS_PurchaseAgreementMember
Note accrues interest rate				4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember / us-gaap_TypeOfArrangementAxis = BTCS_PurchaseAgreementMember
Note maturity date				Jan. 31, 2016
Proceeds from convertible promissory note				1,000,000us-gaap_ProceedsFromConvertibleDebt / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember / us-gaap_TypeOfArrangementAxis = BTCS_PurchaseAgreementMember
Percentage of sale of price per shares				80.00%us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember / us-gaap_TypeOfArrangementAxis = BTCS_PurchaseAgreementMember
Note conversion price exceeds				$ 600,000BTCS_NoteConversionPriceExceeds / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = BTCS_CoinOutletMember / us-gaap_TypeOfArrangementAxis = BTCS_PurchaseAgreementMember

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