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Genzyme Co-Promotion Agreement (Details) |  | 1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jan. 01, 2015 | Feb. 29, 2012 USD ($) | Sep. 30, 2016 USD ($) | Sep. 30, 2017 USD ($) | Sep. 30, 2016 USD ($) | Dec. 31, 2016 USD ($) | Feb. 28, 2015 country | Jan. 31, 2012 country
Genzyme Co-promotion Agreement |  |  |  |  |  |  |  |
Genzyme co-promotion fee amortization |  |  |  | $ 0 | $ 948,000 |  |  |
Co-promotion agreement | Genzyme |  |  |  |  |  |  |  |
Genzyme Co-promotion Agreement |  |  |  |  |  |  |  |
Genzyme co-promotion fee amortization |  |  | $ 227,000 |  | 948,000 |  |  |
Co-promotion agreement | Genzyme | Accrued liabilities |  |  |  |  |  |  |  |
Genzyme Co-promotion Agreement |  |  |  |  |  |  |  |
Co-promotion expenses |  |  |  | $ 0 |  | $ 0 |  |
Afirma thyroid diagnostic solution co-promotion agreement | Genzyme |  |  |  |  |  |  |  |
Genzyme Co-promotion Agreement |  |  |  |  |  |  |  |
Number of countries outside United States for exclusive promotion under the agreement | country |  |  |  |  |  |  |  | 40
Co-promotion fee received from Genzyme |  | $ 10,000,000 |  |  |  |  |  |
Ex-U.S. Co-Promotion Agreement | Genzyme |  |  |  |  |  |  |  |
Genzyme Co-promotion Agreement |  |  |  |  |  |  |  |
Number of countries outside United States for exclusive promotion under the agreement | country |  |  |  |  |  |  | 5 |
Co-promotion fee paid as a percentage of net revenue | 25.00% |  |  |  |  |  |  |
Period of agreement | 5 years |  |  |  |  |  |  |
Selling and marketing | Co-promotion agreement | Genzyme |  |  |  |  |  |  |  |
Genzyme Co-promotion Agreement |  |  |  |  |  |  |  |
Co-promotion expenses |  |  | $ 1,800,000 |  | $ 6,100,000 |  |  |

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