Annual report pursuant to Section 13 and 15(d)

3. Acquisitions (Details Narrative)

v2.4.1.9
3. Acquisitions (Details Narrative) (USD $)
 12 Months Ended 1 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Jan. 23, 2014
Business Acquisition [Line Items]      
Cash paid for Hive Out Agreement $ 430,000us-gaap_PaymentsForRestructuring    
Loss on disposal of subsidiaries (1,069,675)us-gaap_GainLossOnSaleOfBusiness 0us-gaap_GainLossOnSaleOfBusiness  
General and Administrative Expense [Member]      
Business Acquisition [Line Items]      
Transaction costs 500,000us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember 		2,500,000us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember 		 
Xenetic UK [Member]      
Business Acquisition [Line Items]      
Consideration transferred     $ 3,750,000us-gaap_BusinessCombinationConsiderationTransferred1
/ us-gaap_BusinessAcquisitionAxis
= xbio_XeneticUkMember
Oxbridge [Member]      
Business Acquisition [Line Items]      
Common stock returned and cancelled, shares 10,000,000us-gaap_StockRepurchasedAndRetiredDuringPeriodShares
/ us-gaap_BusinessAcquisitionAxis
= xbio_OxbridgeMember