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Investments (Tables) | 12 Months Ended
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Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract] |
Cost and Fair Value of Investments |
| December 31, 2021 | December 31, 2020
| (in thousands)
Available for sale investments at start of year | $ | 1,729 |  | $ | 49,628 |
Purchases | 480 |  | — |
Sales and maturities | (497) |  | (47,902) |
Realized gain on sale of short term investments | — |  | 234 |
Unrealized capital loss – investments | — |  | (231) |
Available for sale investments at end of year | $ | 1,712 |  | $ | 1,729 |
Available For Sale Short Term Investments by Major Security Type | The following table represents our available for sale short term investments by major security type as of December 31, 2021:
|  |  |  | Maturity by period
| Cost Total |  | Fair Value Total | Less than 1 year | 1 to 5 years
| (in millions)
Term deposits | $ | 1.7 |  |  | $ | 1.7 |  | $ | 0.5 |  | $ | 1.2 |
Total ($ in millions) | $ | 1.7 |  |  | $ | 1.7 |  | $ | 0.5 |  | $ | 1.2 |
Equity Method Investments | The following table represents our equity method investments at December 31, 2021:
| Ownership Percentage | Carrying Value | Carrying Value
| December 31, 2021 | December 31, 2021 | December 31, 2020
|  | (in thousands)
Oncacare Limited | 49 | % | $ | 2,373 |  | $ | 4,534 |

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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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- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
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