Restructuring and Severance	3 Months Ended
Mar. 31, 2021
Restructuring And Related Activities [Abstract]
Restructuring and Severance	14. Restructuring and Severance Restructuring expenses incurred during the three months ended March 31, 2021 of $388,000, consists of facility rental related costs of $329,000, which included a charge of $281,000 resulting from the impairment of a right-of-use operating lease asset for office space the Company vacated in the first quarter of 2021, and severance related costs of $59,000. Restructuring expenses incurred during the three months ended March 31, 2020 of $65,000 consists primarily of severance related costs.

The entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-URI http://asc.fasb.org/topic&trid=2175745

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