Business Reorganization - Change in Liability for Business Reorganization (Details) - USD ($)	1 Months Ended	3 Months Ended	12 Months Ended
	Apr. 30, 2023	Mar. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
2022 Actions
Restructuring Reserve [Roll Forward]
Balance at beginning of period		$ 538,000
Restructuring charges		2,367,000	$ 10,328,000	$ 17,986,000
Balance at end of period		509,000	538,000
2022 Actions | Employee Severance and Other Termination Benefits
Restructuring Reserve [Roll Forward]
Payments for Restructuring		(29,000)
September 2023 Actions
Restructuring Reserve [Roll Forward]
Balance at beginning of period		2,736,000
Restructuring charges		7,878,000
Balance at end of period		1,563,000	2,736,000
September 2023 Actions | Employee Severance and Other Termination Benefits
Restructuring Reserve [Roll Forward]
Restructuring charges		23,000
Payments for Restructuring		(1,196,000)
2023 Actions
Restructuring Reserve [Roll Forward]
Balance at beginning of period		6,247,000
Restructuring charges	$ 13,783,000	595
Balance at end of period	$ 1,699,000	1,699,000	$ 6,247,000
2023 Actions | Employee Severance and Other Termination Benefits
Restructuring Reserve [Roll Forward]
Payments for Restructuring		$ (4,548,000)