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Revenue Recognition (Tables)
3 Months Ended
Mar. 31, 2023
Revenue from Contract with Customer [Abstract]  
Disaggregation of Revenue
For the three months ended March 31, 2023 and 2022 the sources of revenue were as follows (in thousands):
Three Months Ended
March 31,
20232022
Domestic hospitals$40,883$36,993
International hospitals28,95728,414
International distributors12,93911,064
CardioGenesis cardiac laser therapy450742
Total sources of revenue$83,229$77,213