Segment Reporting - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Total revenue	$ 127,890	$ 125,859
Injection Molding
Segment Reporting Information [Line Items]
Total revenue	52,663	51,948
CNC Machining
Segment Reporting Information [Line Items]
Total revenue	49,932	48,104
3D Printing
Segment Reporting Information [Line Items]
Total revenue	21,582	21,325
Sheet Metal
Segment Reporting Information [Line Items]
Total revenue	3,553	4,248
Other Revenue
Segment Reporting Information [Line Items]
Total revenue	$ 160	$ 234