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Intangible Assets and Goodwill	3 Months Ended
Intangible Assets and Goodwill	Mar. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible Assets and Goodwill	5. Intangible Assets and Goodwill As of March 31, 2020 and December 31, 2019, the Company had $18.0 million and $18.4 million of intangible assets, respectively. Amortization expense related to intangible assets was $0.4 million and $0.1 million for the three months ended March 31, 2020 and 2019, respectively. Goodwill was $0.4 million as of March 31, 2020 and December 31, 2019.