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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2023
Fair Value Disclosures [Abstract]  
Summary of Investments and Available-for-Sale Securities Measured at Fair Value
The following is a summary of our investments measured at fair value at December 31, 2023:
12/31/2023Level 1Level 2Level 3Unclassified
 (In thousands)
Equity securities
Mutual funds
$7,713 $— $7,713 $— $— 
Available-for-sale securities
Corporate bonds
1,783 1,783 — — — 
Total
$9,496 $1,783 $7,713 $— $— 
The following is a summary of our investments measured at fair value at December 31, 2022:
12/31/2022Level 1Level 2Level 3Unclassified
 (In thousands)
Equity securities
Mutual funds
$6,341 $— $6,341 $— $— 
Available-for-sale securities
U.S. Government and agency securities
3,253 3,253 — — — 
Corporate bonds
2,265 1,714 551 — — 
Asset-backed securities and collateralized mortgage obligations
42 — 42 — — 
Total
$11,901 $4,967 $6,934 $— $—