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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2022
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, 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 $— $— 
The following is a summary of our investments measured at fair value at December 31, 2021:
12/31/2021Level 1Level 2Level 3Unclassified
 (In thousands)
Equity securities
Mutual funds
$7,650 $— $7,650 $— $— 
Available-for-sale securities
U.S. Government and agency securities
2,738 2,738 — — — 
Corporate bonds
2,926 1,852 1,074 — — 
Asset-backed securities and collateralized mortgage obligations
55 — 55 — — 
Total
$13,369 $4,590 $8,779 $— $—