Restructuring, Impairment and Costs of Terminated Program, and Impairment of Goodwill (Tables)

3 Months Ended

Mar. 31, 2023

Restructuring and Related Activities [Abstract]

Schedule of Restructuring, Impairment and Other Costs of Terminated Program

Restructuring, impairment and other costs of terminated program pertaining to the 2022 Restructuring Plan includes the following (in thousands):

	Three Months Ended March 31,
	2023		2022
Clinical trial expense, other third-party and employee costs for the wind down of the bempegaldesleukin program	$	1,598	—
Contract termination and other restructuring costs	878		1,475
Restructuring, impairment and costs of terminated program	$	2,476	$	1,475

Restructuring, impairment and other costs of terminated program pertaining to the 2023 Restructuring Plan includes the following (in thousands):

	Three Months Ended March 31, 2023
Severance and benefit expense	$	5,483
Impairment of right-of-use assets and property, plant and equipment	13,200
Contract termination and other restructuring costs	34
Restructuring, impairment and costs of terminated program	$	18,717

The following table provides details regarding the severance and benefit expense for the three months ended March 31, 2023 pursuant to the 2023 Restructuring Plan and a reconciliation of the severance and benefits liability for the three months ended March 31, 2023, which we report within accrued expenses on our Condensed Consolidated Balance Sheet (in thousands):

	Three Months Ended March 31, 2023
	2023 Restructuring Plan		2022 Restructuring Plan		Total
Liability balance as of December 31, 2022	$	—	$	3,299	$	3,299
Expense recognized during the period	5,483		—		5,483
Payments during the period	—		(3,299)		(3,299)
Liability balance as of March 31, 2023	$	5,483	$	—	$	5,483

The following table presents a reconciliation of the non-cash impairment charge we recorded for these long-lived assets for the three months ended March 31, 2023 (in thousands):

	Three Months Ended March 31, 2023
	Property, Plant and Equipment		Operating Lease Right-of-Use Assets		Total
Net book value of impaired facilities before write-off	$	5,114	$	28,434	$	33,548
Less: Fair value of impaired facilities — Level 3 of Fair Value Hierarchy	(3,314)		(18,734)		(22,048)
Impairment expense for facilities	1,800		9,700		11,500
Impairment of other property, plant and equipment	1,700		—		1,700
Total impairment of right-of-use assets and property, plant and equipment	$	3,500	$	9,700	$	13,200