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Note 14 - Fair Value Measurements

6 Months Ended

Jun. 30, 2026

Notes to Financial Statements

Financial Instruments Disclosure [Text Block]

14. Fair Value Measurements

Financial assets and liabilities measured at fair value on a recurring basis are classified in the categories described in the tables below:

		*June 30, 2026*
		(in thousands)
		Level 1				Level 2				Level 3				Total
Assets
Cash Equivalents:
Certificates of deposit ⁽¹⁾		$	—			$	7,557			$	—			$	7,557
Money market funds			—				5,213				—				5,213
U.S. treasury bills			—				292,368				—				292,368
Prepaid expenses and other current assets:
Certificates of deposit ⁽¹⁾			—				198				—				198
Other assets:
Certificates of deposit ⁽¹⁾			—				224				—				224
Total		$	—			$	305,560			$	—			$	305,560
Liabilities:
Accrued expenses and other current liabilities:
Mandatorily redeemable noncontrolling interest ⁽²⁾		$	—			$	—			$	2,742			$	2,742
Other liabilities:
Mandatorily redeemable noncontrolling interest⁽²⁾			—				—				2,907				2,907
Total		$	—			$	—			$	5,649			$	5,649

		*December 31, 2025*
		(in thousands)
		Level 1				Level 2				Level 3				Total
Assets
Cash Equivalents:
Certificates of deposit ⁽¹⁾		$	—			$	1,734			$	—			$	1,734
Money market funds			—				4,215				—				4,215
U.S. treasury bills			—				189,012				—				189,012
Prepaid expenses and other current assets:
Certificates of deposit ⁽¹⁾			—				213				—				213
Other assets:
Certificates of deposit ⁽¹⁾			—				206				—				206
Total		$	—			$	195,380			$	—			$	195,380
Liabilities:
Accrued expenses and other current liabilities:
Mandatorily redeemable noncontrolling interest ⁽²⁾		$	—			$	—			$	1,839			$	1,839
Other liabilities:
Mandatorily redeemable noncontrolling interest ⁽²⁾			—				—				3,704				3,704
Total		$	—			$	—			$	5,543			$	5,543

⁽¹⁾The majority of certificates of deposit are foreign deposits.

⁽²⁾The fair value of mandatorily redeemable noncontrolling interest is based on discounted redemption value using risk-free rates offered for similar financing with the same remaining maturities.

The following tables summarize the Company’s available-for-sale securities measured at fair value as of June 30, 2026 and December 31, 2025.

		*June 30, 2026*
		(in thousands)
		Amortized Cost				Fair Value				Gross Unrealized Losses
U.S. treasury bills		$	292,391			$	292,368			$	(23	)
Total		$	292,391			$	292,368			$	(23	)

		*December 31, 2025*
		(in thousands)
		Amortized Cost				Fair Value				Gross Unrealized Gains
U.S. treasury bills		$	189,007			$	189,012			$	5
Total		$	189,007			$	189,012			$	5

The contractual maturity of the available-for-sale securities held as of June 30, 2026 and December 31, 2025 was within one year.