Investment Securities (Tables)

3 Months Ended

Mar. 31, 2024

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

As of March 31, 2024, we did not have any investment securities. As of December 31, 2023, the amortized cost, unrealized holding gains (losses) and fair value of our available-for-sale investment securities were as follows (in thousands):

	As of December 31, 2023
	Amortized Cost		Unrealized Holding Gains (Losses)		Fair Value
Short-term corporate bonds	$	501	$	—	$	501

Equity Method Investments [Table Text Block]

Our non-marketable equity method investment consists of the following (in thousands):

	As of
	March 31, 2024		December 31, 2023
Equity method investment	$	3,104	$	3,120