CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) shares in Thousands, $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
CONSOLIDATED BALANCE SHEETS
Sale of future royalties, current portion and deferred financing costs	$ 143	$ 162
Sale of future royalties, noncurrent portion and deferred financing costs	$ 136	$ 205
Preferred stock, par value (in dollars per share)	$ 0.01
Preferred stock, authorized shares	5,000	5,000
Preferred stock, shares issued	22	0
Preferred stock, shares outstanding	22	0
Common stock, par value (in dollars per share)	$ 0.01
Common stock, authorized shares	600,000	600,000
Common stock, issued shares	248,712	226,046
Common stock, outstanding shares	248,712	226,046