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Revenue Recognition (Tables) | 9 Months Ended
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Sep. 30, 2021
Revenue Recognition |
Schedule of disaggregation of revenues by payer types | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​ | Nine months ended
​ | ​ | September 30, | ​ | September 30,
​ | ​ | 2021 | ​ | 2020 | ​ | 2021 | ​ | 2020
(in thousands) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Insurance carriers | ​ | $ | 132,423 | ​ | $ | 78,004 | ​ | $ | 351,218 | ​ | $ | 216,305
Laboratory and other partners | ​ | ​ | 17,441 | ​ | ​ | 13,701 | ​ | ​ | 77,575 | ​ | ​ | 42,426
Patients | ​ | ​ | 8,252 | ​ | ​ | 6,438 | ​ | ​ | 23,665 | ​ | ​ | 19,896
Total revenues | ​ | $ | 158,116 | ​ | $ | 98,143 | ​ | $ | 452,458 | ​ | $ | 278,627
Schedule of total revenue by geographic area | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​ | Nine months ended |
​ | ​ | September 30, | ​ | September 30, |
​ |  | 2021 |  | 2020 |  | 2021 | ​ | 2020 |
(in thousands) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
United States |  | $ | 148,033 | ​ | $ | 93,511 | ​ | $ | 427,804 | ​ | $ | 260,999 | ​
Americas, excluding U.S. |  | ​ | 1,247 | ​ | ​ | 1,081 | ​ | ​ | 3,052 | ​ | ​ | 2,584 | ​
Europe, Middle East, India, Africa |  | ​ | 5,598 | ​ | ​ | 3,524 | ​ | ​ | 14,322 | ​ | ​ | 10,584 | ​
Asia Pacific and Other |  | ​ | 3,238 | ​ | ​ | 27 | ​ | ​ | 7,280 | ​ | ​ | 4,460 | ​
Total revenues |  | $ | 158,116 | ​ | $ | 98,143 | ​ | $ | 452,458 | ​ | $ | 278,627 | ​
Schedule of beginning and ending balances of accounts receivable and deferred revenues | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Balance at | ​ | Balance at
​ | ​ | September 30, | ​ | December 31,
(in thousands) | ​ | 2021 | ​ | 2020
Assets: | ​ | ​ | ​ | ​ | ​ | ​
Accounts receivable | ​ | $ | 110,416 | ​ | $ | 78,565
Liabilities: | ​ | ​ | ​ | ​ | ​ | ​
Deferred revenue, current portion | ​ | $ | 9,667 | ​ | $ | 50,125
Deferred revenue, long-term portion | ​ | ​ | 22,706 | ​ | ​ | 22,805
Total deferred revenues | ​ | $ | 32,373 | ​ | $ | 72,930
Schedule of changes in the balance of deferred revenues | ​
​ | ​ | ​ | ​
​ | ​ | Deferred
​ | ​ | Revenues
​ | ​ | (in thousands)
Balance at December 31, 2020 | ​ | $ | 72,930
Increase in deferred revenues | ​ | ​ | 4,703
Refunds of revenues previously deferred | ​ | ​ | (10,000)
Revenue recognized during the period that was included in deferred revenues at the beginning of the period | ​ | ​ | (32,864)
Revenue recognized from performance obligations satisfied within the same period | ​ | ​ | (2,396)
Balance at September 30, 2021 | ​ | $ | 32,373

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