Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]
Change in goodwill	$ 0	$ 0
Goodwill, impaired, accumulated impairment loss	0		$ 0
Goodwill, impairment	0	0
Intangible assets amortization expense	$ 300,000	$ 200,000