Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property, plant and equipment
Property, plant, and equipment, gross	$ 284,747	$ 96,735
Less: accumulated depreciation	(29,124)	(22,186)
Property, plant, and equipment, net	255,623	74,549
Capitalized interest	5,500	0
Depreciation expense	6,900	4,800	$ 3,600
Land
Property, plant and equipment
Property, plant, and equipment, gross	1,165	1,165
Construction in progress
Property, plant and equipment
Property, plant, and equipment, gross	169,415	15,590
Software, machinery and equipment
Property, plant and equipment
Property, plant, and equipment, gross	112,068	78,859
Leasehold Improvements
Property, plant and equipment
Property, plant, and equipment, gross	$ 2,099	$ 1,121

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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