Stock-based Compensation - Summary of Stock Options Activity (Details) - 2006 and 2013 Plan [Member] - Stock Options [Member] - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Number of Shares
Balance at beginning of period	54
Options forfeited and cancelled	(1)
Balance at end of period	53	54
Options exercisable	53
Options vested	53
Options vested and expected to vest	53
Weighted Average Exercise Price Per Share
Balance at beginning of period	$ 100.69
Options forfeited and cancelled	420.96
Balance at end of period	98.82	$ 100.69
Options exercisable	98.82
Options vested	98.82
Options vested and expected to vest	$ 98.82
Weighted Average Remaining Contractual Term (in Years)
Options outstanding	3 years 4 months 28 days	3 years 7 months 17 days
Options exercisable	3 years 4 months 28 days
Options vested	3 years 4 months 28 days
Options vested and expected to vest	3 years 4 months 28 days
Aggregate Intrinsic Value
Options outstanding	$ 0	$ 0
Options exercisable	0
Options vested	0
Options vested and expected to vest	$ 0