XML 45 R34.htm IDEA: XBRL DOCUMENT v3.24.1.u1

Note 10 - Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2024

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

		Fair Value Measurements Using
March 31, 2024		Fair Value				Quoted Prices in Active Markets For Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
Cash and cash equivalents		$	93,982			$	93,982			$	–			$	–
Restricted cash and cash equivalents			27,150				27,150				–				–
Marketable equity securities			152,656				152,656				–				–
Corporate debt securities			59,882				42,611				17,271				–
Asset–backed securities			17,438				–				16,961				477
U.S. Treasury securities			43,004				43,004				–				–
State and municipal securities			3,992				–				3,992				–
Total financial assets		$	398,104			$	359,403			$	38,224			$	477

		Fair Value Measurements Using
December 31, 2023		Fair Value				Quoted Prices in Active Markets For Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
Cash and cash equivalents		$	107,076			$	107,076			$	–			$	–
Restricted cash and cash equivalents			18,892				18,892				–				–
Marketable equity securities			137,896				137,896				–				–
Corporate debt securities			60,171				42,860				17,311				–
Asset–backed securities			17,659				–				17,210				449
U.S. Treasury securities			45,850				45,850				–				–
State and municipal securities			4,047				–				4,047				–
Total financial assets		$	391,591			$	352,574			$	38,568			$	449

X

- Definition

Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

+ Details

Name:	us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_TableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration