Liability Related to Sale of Future Royalties (Tables)

6 Months Ended

Jun. 30, 2017

Liability Related to Sale of Future Royalties

Schedule of Liability account during the period from the inception of the royalty transaction

The following table shows the activity within the liability account during the six-month period ended June 30, 2017 (in thousands):

	Period from
	December 31, 2016 to
	June 30,  2017
Liability related to sale of future royalties, net — beginning balance	$	184,328
Non-cash Kadcyla royalty revenue		(14,052)
Non-cash interest expense recognized		6,741
Liability related to sale of future royalties, net  — ending balance	$	177,017