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Revenue Recognition (Tables) | 9 Months Ended
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Sep. 30, 2022
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | For the three and nine months ended September 30, 2022 and 2021 the sources of revenue were as follows (in thousands):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2022 |  | 2021 |  | 2022 |  | 2021
Domestic hospitals | $ | 40,842 |  | $ | 36,129 |  | $ | 117,343 |  | $ | 111,291
International hospitals | 24,119 |  | 25,458 |  | 79,768 |  | 79,219
International distributors | 11,469 |  | 10,544 |  | 34,685 |  | 28,694
CardioGenesis cardiac laser therapy | 408 |  | 76 |  | 2,595 |  | 238
Total sources of revenue | $ | 76,838 |  | $ | 72,207 |  | $ | 234,391 |  | $ | 219,442

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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