Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2022

Discontinued Operations and Disposal Groups [Abstract]

Schedule of Condensed Consolidated Statements of Operations and Cash Flows

The following table presents the various elements of “income (loss) from discontinued operations, net of income taxes” as reported in the accompanying Consolidated Statements of Operations:

	Year ended December 31,
	2022		2021
Revenues:
Product sales, net(1)	$	2,739	$	—
Total revenues	$	2,739	$	—
Operating costs and expenses:
Cost of sales (excluding amortization of intangible assets)	5		133
Selling, general and administrative	—		—
Research and development	31		59
Total operating costs and expenses	$	36	$	192
Income (loss) from discontinued operations before income taxes	2,703		(192)
Provision for income taxes from discontinued operations	—		—
Income (loss) from discontinued operations, net of income taxes	$	2,703	$	(192)

 (1)Product sales, net for the year ended December 31, 2022 resulted from a reversal of GTN accruals that contractually expired and for which we are no longer liable.