Property and Equipment - Summary of Property and Equipment (Details) - USD ($) $ in Thousands |
Sep. 30, 2017 |
Dec. 31, 2016 |
---|---|---|
Property, Plant and Equipment [Line Items] | ||
Property and equipment, gross | $ 24,218 | $ 22,291 |
Less accumulated depreciation | (10,954) | (8,505) |
Property and equipment, net | 13,264 | 13,786 |
Leasehold improvements | ||
Property, Plant and Equipment [Line Items] | ||
Property and equipment, gross | 3,116 | 3,274 |
Lab and clean room equipment | ||
Property, Plant and Equipment [Line Items] | ||
Property and equipment, gross | 9,316 | 8,666 |
Furniture and office equipment | ||
Property, Plant and Equipment [Line Items] | ||
Property and equipment, gross | 9,203 | 7,051 |
Construction in progress | ||
Property, Plant and Equipment [Line Items] | ||
Property and equipment, gross | $ 2,583 | $ 3,300 |