Revenue - Disaggregation of net revenue by product (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue
Product revenue - net	$ 43,103	$ 14,651	$ 100,141	$ 33,864
ZEJULA
Disaggregation of Revenue
Product revenue - net	28,162	8,503	64,134	22,294
Optune
Disaggregation of Revenue
Product revenue - net	10,653	5,950	27,318	11,372
QINLOCK
Disaggregation of Revenue
Product revenue - net	$ 4,288	$ 198	$ 8,689	$ 198

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details