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Fair Value Measurements (Tables) | 12 Months Ended
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Dec. 31, 2020
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, 2020:
|  | 12/31/2020 |  | Level 1 |  | Level 2 |  | Level 3 |  | Unclassified
|  | (In thousands)
Equity securities |  |  |  |  |  |  |  |  |  |
Equities |  | $ | 800 |  |  | $ | — |  |  | $ | — |  |  | $ | 800 |  |  | $ | — |
Mutual funds |  | 6,755 |  |  | — |  |  | 6,755 |  |  | — |  |  | — |
Available-for-sale securities |  |  |  |  |  |  |  |  |  |
U.S. Government and agency securities |  | 2,314 |  |  | 2,314 |  |  | — |  |  | — |  |  | — |
Corporate bonds |  | 3,132 |  |  | 1,738 |  |  | 1,394 |  |  | — |  |  | — |
Asset-backed securities and collateralized mortgage obligations |  | 62 |  |  | — |  |  | 62 |  |  | — |  |  | — |
Total |  | $ | 13,063 |  |  | $ | 4,052 |  |  | $ | 8,211 |  |  | $ | 800 |  |  | $ | — |
The following is a summary of our investments measured at fair value at December 31, 2019:
|  | 12/31/2019 |  | Level 1 |  | Level 2 |  | Level 3 |  | Unclassified
|  | (In thousands)
Equity securities |  |  |  |  |  |  |  |  |  |
Equities |  | $ | 2,172 |  |  | $ | — |  |  | $ | 2,172 |  |  | $ | — |  |  | $ | — |
Mutual funds |  | 5,685 |  |  | — |  |  | 5,685 |  |  | — |  |  | — |
Available-for-sale securities |  |  |  |  |  |  |  |  |  |
U.S. Government and agency securities |  | 2,044 |  |  | 2,044 |  |  | — |  |  | — |  |  | — |
Corporate bonds |  | 3,483 |  |  | 1,855 |  |  | 1,628 |  |  | — |  |  | — |
Asset-backed securities and collateralized mortgage obligations |  | 79 |  |  | — |  |  | 79 |  |  | — |  |  | — |
Total |  | $ | 13,463 |  |  | $ | 3,899 |  |  | $ | 9,564 |  |  | $ | — |  |  | $ | — |

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- Definition Tabular disclosure of assets measured at fair value measured on a recurring or nonrecurring basis. Includes, but is not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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