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Investment Securities (Tables) | 12 Months Ended
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Dec. 31, 2020
Investments, Debt and Equity Securities [Abstract] |
Available-For-Sale Securities | The Company’s investment securities as of December 31, 2020 and 2019, are presented below:
(In thousands) | Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value(a)
2020 |  |  |  |  |  |  |
Fixed income securities: |  |  |  |  |  |  |
Mortgage-backed securities | $ | 133 |  |  | $ | 5 |  |  | $ | — |  |  | $ | 138 |
Asset-backed securities | 211 |  |  | — |  |  | 1 |  |  | 210 |
Municipal bonds | 195 |  |  | 2 |  |  | — |  |  | 197 |
Mutual fund | 27,680 |  |  | 48 |  |  | — |  |  | 27,728 |
Pooled investment fund | 9,000 |  |  | — |  |  | — |  |  | 9,000 |
Total investment securities(b)(c) | $ | 37,219 |  |  | $ | 55 |  |  | $ | 1 |  |  | $ | 37,273 |
2019 |  |  |  |  |  |  |
Fixed income securities: |  |  |  |  |  |  |
Mortgage-backed securities | $ | 164 |  |  | $ | 10 |  |  | $ | — |  |  | $ | 174 |
Asset-backed securities | 248 |  |  | — |  |  | 1 |  |  | 247 |
Municipal bonds | 306 |  |  | — |  |  | 4 |  |  | 302 |
Mutual fund | 25,221 |  |  | — |  |  | 484 |  |  | 24,737 |
Pooled investment fund | 5,000 |  |  | — |  |  | — |  |  | 5,000 |
Total investment securities(b)(c) | $ | 30,939 |  |  | $ | 10 |  |  | $ | 489 |  |  | $ | 30,460 |
(a) The Company’s techniques used to measure the fair value of its investments are discussed in Note 19, Fair Value. (b) The Company’s investment securities are not deemed available for current operations and have been classified as non-current on the consolidated balance sheets. (c)Excludes $9.6 million and $8.0 million in equity securities designated as trading as of December 31, 2020 and 2019, respectively, included in prepaid expenses and other current assets and other assets on the consolidated balance sheets. See Note 18, Employee Benefit Plans, for additional information.
Maturity Dates Of Available-For-Sale Securities | The contractual maturity dates of the Company’s investment securities are as follows:
| December 31,
| 2020 |  | 2019
(In thousands) | Cost |  | Fair Value |  | Cost |  | Fair Value
Due after 5 years through year 10 | $ | 236 |  |  | $ | 236 |  |  | $ | 278 |  |  | $ | 277 |
Due after 10 years | 170 |  |  | 171 |  |  | 276 |  |  | 272 |
Mortgage-backed securities with original maturities of 30 years | 133 |  |  | 138 |  |  | 164 |  |  | 174 |
Investment securities with no maturity dates | 36,680 |  |  | 36,728 |  |  | 30,221 |  |  | 29,737 |
Total | $ | 37,219 |  |  | $ | 37,273 |  |  | $ | 30,939 |  |  | $ | 30,460 |

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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 + Details
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