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Investments
12 Months Ended
Dec. 31, 2020
Investments, Debt and Equity Securities [Abstract]  
Investments INVESTMENTS
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 
The following is a summary of our investments at December 31, 2019:
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Estimated
Fair
Value
 (In thousands)
Equity securities
Equities
$417 $1,755 $— $2,172 
Mutual funds
4,988 697 — 5,685 
Available-for-sale securities
U.S. Government and agency securities
2,039 — 2,044 
Corporate bonds
3,103 380 — 3,483 
Asset-backed securities and collateralized mortgage obligations
132 — (53)79 
Total
$10,679 $2,837 $(53)$13,463