CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $)	Mar. 31, 2015	Dec. 31, 2014
CURRENT ASSETS
Cash and cash equivalents	$ 25,829,533	$ 29,486,909
Trade accounts and grants receivable, net	866,180	1,041,856
Inventory	299,308us-gaap_InventoryNet	266,022us-gaap_InventoryNet
Landlord receivable	277,206btx_TenantAllowanceReceivable	377,981btx_TenantAllowanceReceivable
Prepaid expenses and other current assets	1,271,895	1,231,789
Total current assets	28,544,122us-gaap_AssetsCurrent	32,404,557us-gaap_AssetsCurrent
Equipment, net and construction in progress (see Note 4)	2,864,669us-gaap_PropertyPlantAndEquipmentNet	2,857,846us-gaap_PropertyPlantAndEquipmentNet
Deferred license and consulting fees	309,458btx_DeferredLicenseAndConsultingFees	336,833btx_DeferredLicenseAndConsultingFees
Deposits	443,003us-gaap_DepositsAssetsNoncurrent	443,289us-gaap_DepositsAssetsNoncurrent
Other long-term assets	7,916us-gaap_OtherAssetsNoncurrent	9,985us-gaap_OtherAssetsNoncurrent
Intangible assets, net	37,534,302	38,848,396
TOTAL ASSETS	69,703,470us-gaap_Assets	74,900,906us-gaap_Assets
CURRENT LIABILITIES
Accounts payable and accrued liabilities	6,322,407	6,803,173
Capital lease liability, current portion	57,500us-gaap_CapitalLeaseObligationsCurrent	57,500us-gaap_CapitalLeaseObligationsCurrent
Related party convertible debt, net of discount	169,908	60,237
Deferred grant income	1,474,300btx_DeferredGrantIncome	0btx_DeferredGrantIncome
Deferred license and subscription revenue, current portion	178,546us-gaap_DeferredRevenueCurrent	208,357us-gaap_DeferredRevenueCurrent
Total current liabilities	8,202,661us-gaap_LiabilitiesCurrent	7,129,267us-gaap_LiabilitiesCurrent
LONG-TERM LIABILITIES
Deferred tax liabilities, net	3,337,662	4,514,362
Deferred rent liabilities, net of current portion	34,967us-gaap_DeferredRentCreditNoncurrent	97,280us-gaap_DeferredRentCreditNoncurrent
Lease liability	560,970btx_LandlordLiabilitiesNoncurrent	377,981btx_LandlordLiabilitiesNoncurrent
Capital lease, net of current portion	17,307	31,290
Other long term liabilities	38,119us-gaap_OtherLiabilitiesNoncurrent	27,961us-gaap_OtherLiabilitiesNoncurrent
Total long-term liabilities	3,989,025us-gaap_LiabilitiesNoncurrent	5,048,874us-gaap_LiabilitiesNoncurrent
Commitments and contingencies
SHAREHOLDERS' EQUITY
Series A Convertible Preferred shares, no par value, authorized 2,000,000 shares as of March 31, 2015 and December 31, 2014; 70,000 issued and outstanding as of March 31, 2015 and December 31, 2014	3,500,000us-gaap_PreferredStockValue	3,500,000us-gaap_PreferredStockValue
Common shares, no par value, authorized 125,000,000 shares as of March 31, 2015 and December 31, 2014; 83,210,775 issued and 78,316,833 outstanding as of March 31, 2015 and 83,121,698 issued and 78,227,756 outstanding at December 31, 2014	234,751,802us-gaap_CommonStockValue	234,842,998us-gaap_CommonStockValue
Contributed capital	7,145us-gaap_AdditionalPaidInCapital	7,145us-gaap_AdditionalPaidInCapital
Accumulated other comprehensive income	238,820	185,835
Accumulated deficit	(192,357,575)	(182,190,207)
Treasury stock at cost: 4,893,942 shares at March 31, 2015 and at December 31, 2014	(19,889,788)us-gaap_TreasuryStockValue	(19,889,788)us-gaap_TreasuryStockValue
BioTime, Inc. shareholders' equity	26,250,404us-gaap_StockholdersEquity	36,455,983us-gaap_StockholdersEquity
Non-controlling interest	31,261,380us-gaap_MinorityInterest	26,266,782us-gaap_MinorityInterest
Total shareholders' equity	57,511,784	62,722,765
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 69,703,470	$ 74,900,906

The carrying amount of consideration received or receivable as of the balance sheet date on grant awards that were not recognized as revenue in conformity with GAAP, and which are expected to be recognized as such within one year or the normal operating cycle, if longer.

No definition available.