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Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement Of Income And Comprehensive Income [Abstract]
Net income (loss)	$ 2,494	$ (14,773)
Other comprehensive income (loss), net of tax:
Unrealized holding gains (losses)	8,157	(42,372)
Reclassification adjustment for (gains) losses included in net income (loss)	487	23,085
Unrealized foreign currency translation gains (losses)	(201)	111
Other comprehensive income (loss), net of tax	8,443	(19,176)
Comprehensive income (loss), net of tax	$ 10,937	$ (33,949)

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