Goodwill	12 Months Ended
Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	Goodwill As of December 31, 2019 and 2018, the carrying amount of goodwill was $4.7 million. There have been no changes in the carrying amount of goodwill for the three years ended December 31, 2019, 2018, and 2017. Goodwill is tested for impairment on an annual basis as of August 31, or whenever events or changes in circumstances indicate the carrying amount of goodwill exceeds its implied fair value. The annual test indicated no impairment existed as of August 31, 2019 and no events or changes in circumstances have occurred since the August 31, 2019 annual impairment test that would suggest it was more likely than not goodwill impairment existed.

Goodwill

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

As of December 31, 2019 and 2018, the carrying amount of goodwill was $4.7 million. There have been no changes in the carrying amount of goodwill for the three years ended December 31, 2019, 2018, and 2017. Goodwill is tested for impairment on an annual basis as of August 31, or whenever events or changes in circumstances indicate the carrying amount of goodwill exceeds its implied fair value. The annual test indicated no impairment existed as of August 31, 2019 and no events or changes in circumstances have occurred since the August 31, 2019 annual impairment test that would suggest it was more likely than not goodwill impairment existed.