Property and Equipment, net - Buildings and construction (Details) $ in Thousands	1 Months Ended	3 Months Ended
	Jul. 31, 2018 USD ($)	Mar. 31, 2022 USD ($) ft²	Dec. 31, 2021 USD ($)		Jun. 30, 2019 USD ($)	Feb. 28, 2018
Property and equipment, net
Property and Equipment, gross		$ 915,028	$ 899,640
Finance lease right-of-use assets, net		27,392	27,548	[1]
Building and leasehold improvements
Property and equipment, net
Property and Equipment, gross		435,770	434,321
Construction in Progress
Property and equipment, net
Property and Equipment, gross		$ 227,340	220,052
Office Building in Wilmington, Delaware
Property and equipment, net
Square footage | ft²		200,000
Office Building in Wilmington, Delaware | Building and office equipment
Property and equipment, net
Property and Equipment, gross			$ 158,200
Office Building in Morges, Switzerland
Property and equipment, net
Initial lease term						15 years
Options to extend		true
Renewal term of agreement to rent		20 years
Square footage | ft²		100,000
Financing lease liabilities					$ 31,100
Finance lease right-of-use assets, net					29,100
Finance Lease, Lease Incentive Receivable					$ 2,000
Office Building in Morges, Switzerland | Building and leasehold improvements
Property and equipment, net
Property and Equipment, gross		$ 19,500
Land in Y-PARC, Switzerland's largest technology park, Yverdon
Property and equipment, net
Purchase price	$ 4,800
Land in Y-PARC, Switzerland's largest technology park, Yverdon | Construction in Progress
Property and equipment, net
Property and Equipment, gross		$ 198,900

[1] The condensed consolidated balance sheet at December 31, 2021 has been derived from the audited consolidated financial statements at that date.