Quarterly report pursuant to Section 13 or 15(d)

Revenue - Revenue from contracts with customers (Details)

v3.19.2
Revenue - Revenue from contracts with customers (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
USD ($)
customer
Jun. 30, 2018
USD ($)
Jun. 30, 2019
USD ($)
location
contract
customer
Jun. 30, 2018
USD ($)
Revenue        
Revenue, Product and Service [Extensible List] adap:DevelopmentAndServiceMember adap:DevelopmentAndServiceMember adap:DevelopmentAndServiceMember adap:DevelopmentAndServiceMember
Revenue $ 157 $ 9,038 $ 157 $ 17,234
Contract assets, liability and receivables        
Transaction price     $ 3,000  
Revenue recognition period     18 months  
Revenue recognized in the period     $ 3,200  
Change in contract with customer, liability        
Revenue in the period (157) (9,038) (157) (17,234)
Amounts invoiced in the period     3,217  
Foreign exchange arising on consolidation     (44)  
Deferred revenue at end of the period 3,016   3,016  
Development revenue        
Revenue        
Revenue 157 9,038 157 17,234
Change in contract with customer, liability        
Revenue in the period $ (157) $ (9,038) $ (157) $ (17,234)
GlaxoSmithKline Intellectual Property Development Ltd        
Revenue        
Number of customers | customer 1   1  
Number of geographic locations | location     1  
Number of contracts with customers | contract     1  
Contract assets, liability and receivables        
Number of customers | customer 1   1