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Investments
12 Months Ended
Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract]  
Investments INVESTMENTS
The following is a summary of our investments at December 31, 2021:
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Estimated
Fair
Value
 (In thousands)
Equity securities
Mutual funds
$6,001 $1,649 $— $7,650 
Available-for-sale securities
U.S. Government and agency securities
2,742 — (4)2,738 
Corporate bonds
2,559 374 (7)2,926 
Asset-backed securities and collateralized mortgage obligations
107 — (52)55 
Total
$11,409 $2,023 $(63)$13,369 
The following is a summary of our investments at December 31, 2020:
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Estimated
Fair
Value
 (In thousands)
Equity securities
Equities
$172 $628 $— $800 
Mutual funds
5,323 1,432 — 6,755 
Available-for-sale securities
U.S. Government and agency securities
2,317 (4)2,314 
Corporate bonds
2,879 259 (6)3,132 
Asset-backed securities and collateralized mortgage obligations
115 — (53)62 
Total
$10,806 $2,320 $(63)$13,063