Commitments and Contingencies (Details) $ in Thousands				9 Months Ended
	Sep. 05, 2020 option	Jul. 27, 2020 option	Jan. 05, 2018 building option	Sep. 30, 2020 USD ($)	Dec. 31, 2019 USD ($)
Other Ownership Interests [Line Items]
Sale leaseback transaction, number of buildings | building			3
Number of buildings | building			4
Lessee, sale leaseback, option to extend | option			2
Number of extension | option	2
Lessor Operating Lease Option To Extend, Term	5 years			5 years
Right-of-use assets | $				$ 102,104	$ 92,119
Building
Other Ownership Interests [Line Items]
Right-of-use assets | $				14,800
Operating lease, liability | $				$ 14,800
McKellar Ct. [Member]
Other Ownership Interests [Line Items]
Number of extension | option		2
Lessor Operating Lease Option To Extend, Term		5 years
Variable Interest Entity, Not Primary Beneficiary [Member] | McKellar Ct. [Member]
Other Ownership Interests [Line Items]
Ownership Interest				25.00%