Revenue - Schedule of Revenue by Product Line (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue [Line Items]
Total revenue	$ 40,541	$ 30,534
Additive Manufacturing
Disaggregation of Revenue [Line Items]
Total revenue	4,149	4,540
Injection Molding
Disaggregation of Revenue [Line Items]
Total revenue	6,815	6,637
CNC Machining
Disaggregation of Revenue [Line Items]
Total revenue	13,326	4,831
Precision Sheet Metal
Disaggregation of Revenue [Line Items]
Total revenue	14,683	13,117
Ancillary Product Lines
Disaggregation of Revenue [Line Items]
Total revenue	$ 1,568	$ 1,409