Stock-based compensation and stockholders' equity (Tables)

9 Months Ended

Sep. 30, 2023

Stockholders' Equity Note [Abstract]

Schedule of Stock-based Compensation Expense

Stock-based compensation expense, net of forfeitures was recorded in the following financial statement line items:


	Three Months Ended September 30,				Nine Months Ended September 30,
	2023		2022		2023		2022
Cost of product sales	$	1.0	$	1.8	$	3.6	$	5.4
Cost of CDMO	0.2		0.4		0.8		1.4
R&D	0.6		1.3		1.7		3.9
Selling, general and administrative	2.2		7.7		13.0		22.7
Total stock-based compensation expense	$	4.0	$	11.2	$	19.1	$	33.4

Schedule of Accumulated Other Comprehensive Income (Loss)

The following table includes changes in accumulated other comprehensive income (loss), net of tax by component:


	Defined Benefit Pension Plan		Derivative Instruments		Foreign Currency Translation Adjustments		Total

Balance at December 31, 2022	$	3.5	$	6.2	$	(6.6)	$	3.1
Other comprehensive income (loss) before reclassifications	—		(4.4)		(0.1)		(4.5)
Amounts reclassified from accumulated other comprehensive income (loss)	—		2.4		—		2.4
Net current period other comprehensive income (loss)	—		(2.0)		(0.1)		(2.1)
Balance at March 31, 2023	$	3.5	$	4.2	$	(6.7)	$	1.0
Other comprehensive income (loss) before reclassifications	—		1.2		2.6		3.8
Amounts reclassified from accumulated other comprehensive income (loss)	(3.5)		(2.9)		—		(6.4)
Net current period other comprehensive income (loss)	(3.5)		(1.7)		2.6		(2.6)
Balance at June 30, 2023	$	—	$	2.5	$	(4.1)	$	(1.6)
Other comprehensive income (loss) before reclassifications	—		0.9		1.2		2.1
Amounts reclassified from accumulated other comprehensive income (loss)	—		(3.1)		—		(3.1)
Net current period other comprehensive income (loss)	—		(2.2)		1.2		(1.0)
Balance at September 30, 2023	$	—	$	0.3	$	(2.9)	$	(2.6)

Balance at December 31, 2021	$	(4.0)	$	(4.5)	$	(7.6)	$	(16.1)
Other comprehensive income (loss) before reclassifications	—		4.9		0.5		5.4
Amounts reclassified from accumulated other comprehensive income (loss)	—		1.4		—		1.4
Net current period other comprehensive income (loss)	—		6.3		0.5		6.8
Balance at March 31, 2022	$	(4.0)	$	1.8	$	(7.1)	$	(9.3)
Other comprehensive income (loss) before reclassifications	—		1.9		0.4		2.3
Amounts reclassified from accumulated other comprehensive income (loss)	—		0.9		—		0.9
Net current period other comprehensive income (loss)	—		2.8		0.4		3.2
Balance at June 30, 2022	$	(4.0)	$	4.6	$	(6.7)	$	(6.1)
Other comprehensive income (loss) before reclassifications	—		2.6		(1.3)		1.3
Amounts reclassified from accumulated other comprehensive income (loss)	—		(0.4)		—		(0.4)
Net current period other comprehensive income (loss)	—		2.2		(1.3)		0.9
Balance at September 30, 2022	$	(4.0)	$	6.8	$	(8.0)	$	(5.2)

Schedule of Comprehensive Income (Loss)

The tables below present the tax effects related to each component of other comprehensive income (loss):


	Three Months Ended September 30,
	2023						2022
	Pretax		Tax Expense		Net of tax		Pretax		Tax Expense		Net of tax
Defined benefit pension plan	$	—	$	—	$	—	$	—	$	—	$	—
Derivative instruments	(3.1)		0.9		(2.2)		3.0		(0.8)		2.2
Foreign currency translation adjustments	0.9		0.3		1.2		0.1		(1.4)		(1.3)
Total adjustments	$	(2.2)	$	1.2	$	(1.0)	$	3.1	$	(2.2)	$	0.9


	Nine Months Ended September 30,
	2023						2022
	Pretax		Tax Expense		Net of tax		Pretax		Tax Expense		Net of tax
Defined benefit pension plan	$	(4.1)	$	0.6	$	(3.5)	$	—	$	—	$	—
Derivative instruments	(8.0)		2.1		(5.9)		15.4		(4.1)		11.3
Foreign currency translation adjustments	2.9		0.8		3.7		2.1		(2.5)		(0.4)
Total adjustments	$	(9.2)	$	3.5	$	(5.7)	$	17.5	$	(6.6)	$	10.9