Summary of Significant Accounting Policies (Details) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Accounting Policies [Abstract]
Common stock equivalents (in shares)	(288)	(557)	(298)	(538)
Anti-dilutive common stock equivalents (in shares)	352	346
Health insurance maximum risk of loss liability per employee insurance plan (up to)			$ 600
Health insurance maximum aggregate amount of risk of loss liability for employee insurance plans (up to)			$ 200