Leases (Narrative) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2021	Dec. 31, 2020
Lessee, Lease, Description [Line Items]
COVID related deferred rent	$ 0.5	$ 2.1
COVID related deferred rent payments	$ 1.6
Minimum [Member]
Lessee, Lease, Description [Line Items]
Lease term	10 years
Maximum [Member]
Lessee, Lease, Description [Line Items]
Lease term	15 years