Leases - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Lessee, Lease, Description [Line Items]
Operating Lease Cost	$ 3,400,000	$ 3,700,000	$ 10,600,000	$ 10,600,000
Short Term Lease Cost	200,000	200,000	800,000	1,100,000
Variable Lease Cost	0	0	0	0
Sublease Income	$ 0	$ 0	0	0
Operating Lease Payments			10,400,000	$ 10,500,000
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability			$ 5,600,000
Land [Member] | Maximum [Member]
Lessee, Lease, Description [Line Items]
Lessee Operating Lease Term Of Contract	94 years		94 years
Facilities vehicles and machinery and equipment [Member] | Maximum [Member]
Lessee, Lease, Description [Line Items]
Lessee Operating Lease Term Of Contract	10 years		10 years