Janssen Collaboration Agreement (Tables)

9 Months Ended

Sep. 30, 2018

Janssen Collaboration Agreement

Schedule of changes in contract assets and liabilities

	Balance at						Balance at
	Beginning of						End of
Three months ended September 30, 2018	Period		Additions		Deductions		Period
Contract assets:
Receivable from collaboration partner - related party	$	5,785	$	1,385	$	(2,584)	$	4,586
Contract liabilities:
Deferred revenue - related party	$	13,202	$	696	$	(5,928)	$	7,970
Payable to collaboration partner - related party	$	276	$	488	$	—	$	764

	Balance at						Balance at
	Beginning of						End of
Nine months ended September 30, 2018	Period		Additions		Deductions		Period
Contract assets:
Receivable from collaboration partner - related party	$	1,816	$	6,012	$	(3,242)	$	4,586
Contract liabilities:
Deferred revenue - related party	$	31,752	$	4,147	$	(27,929)	$	7,970
Payable to collaboration partner - related party	$	—	$	1,068	$	(304)	$	764

	Balance at						Balance at
	Beginning of						End of
Three and nine months ended September 30, 2017	Period		Additions		Deductions		Period
Contract assets:
Receivable from collaboration partner - related party	$	—	$	520	$	—	$	520
Contract liabilities:
Deferred revenue - related party	$	—	$	50,132	$	(8,393)	$	41,739