Leases (Narrative) (Details)	6 Months Ended
	Jun. 30, 2020
Leases [Abstract]
Lessee, Operating Lease, Description	The Company has entered into leases for certain facilities, vehicles and other equipment. The Company’s leases consist mainly of operating leases which expire at various dates through 2036.
Lessee, Operating Lease, Variable Lease Payment, Terms and Conditions	Variable lease payments are generally expensed as incurred and include certain index-based changes in rent, certain nonlease components, such as maintenance and other services provided by the lessor, and other charges included in the lease.