CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) Non-Cash Activities - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Other Significant Noncash Transactions [Line Items]
Unrealized gain (loss) on available-for-sale securities	$ (2,666)	$ 3,202
Net change in accounts payable and accrued expenses related to purchases of property and equipment	(156)	766
Cash paid for income taxes, net of refunds	5,085	4,961
Common Stock Issued to Board of Directors and Scientific Advisory Board that was Earned and Accrued for in Previous Period [Member]
Other Significant Noncash Transactions [Line Items]
Other significant noncash transaction, value of consideration received	$ 300	$ 300