Quarterly report pursuant to Section 13 or 15(d)

ACQUISITIONS - Acquisition of ExOne (Details)

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ACQUISITIONS - Acquisition of ExOne (Details) - USD ($)
$ / shares in Units, $ in Thousands
2 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Nov. 12, 2021
Jul. 13, 2021
Dec. 31, 2021
Sep. 30, 2022
Sep. 30, 2022
Dec. 31, 2021
Dec. 31, 2020
Business Combination, Consideration Transferred [Abstract]              
Payment to acquire business       $ 1,000      
Increase to goodwill         $ (606)    
Intangible assets, Gross Carrying Amount     $ 280,751 272,419 272,419 $ 280,751  
Liabilities assumed:              
Goodwill     639,301 365,253 $ 365,253 639,301 $ 2,252
Restricted Stock Units              
Business Combination, Consideration Transferred [Abstract]              
Vesting period         4 years    
Trade name              
Business Combination, Consideration Transferred [Abstract]              
Intangible assets, Gross Carrying Amount     12,475 12,435 $ 12,435 12,475  
Customer relationships              
Business Combination, Consideration Transferred [Abstract]              
Intangible assets, Gross Carrying Amount     69,127 $ 66,272 $ 66,272 69,127  
ExOne Company              
Business Combination, Consideration Transferred [Abstract]              
Purchase consideration $ 613,002            
Payment to acquire business 201,399            
Value of stock issued for acquisition $ 411,603            
Common stock issued for acquisition 48,218,063            
Common stock fair value issued for acquisition $ 411,600            
Number of incentive stock options granted 86,020            
Weighted average exercise price of incentive stock options $ 4.47            
Increase to goodwill   $ 600          
Intangible assets, Gross Carrying Amount $ 82,100            
Transaction costs           $ 8,500  
Net revenues included in consolidated result     15,500        
Net income (loss) included in consolidated result     $ (6,900)        
Assets acquired:              
Cash and cash equivalents 119,068            
Restricted cash - current 3,007            
Accounts receivable 13,611            
Inventory 27,200            
Prepaid expenses and other current assets 5,165            
Property and equipment 33,991            
Intangible assets 82,100            
Other noncurrent assets 2,734            
Total assets acquired 286,876            
Liabilities assumed:              
Accounts payable 5,830            
Current portion of lease liability 1,919            
Accrued expenses and other current liabilities 10,368            
Current portion of deferred revenue 15,331            
Customer deposits 10,168            
Current portion of operating lease liability 1,919            
Deferred tax liability 3,465            
Lease liability, net of current portion 332            
Deferred revenue, net of current portion 147            
Other noncurrent liabilities 321            
Total liabilities assumed 47,881            
Net assets acquired 238,995            
Goodwill 374,007            
Total net assets acquired 613,002            
ExOne Company | Developed Technology              
Business Combination, Consideration Transferred [Abstract]              
Intangible assets, Gross Carrying Amount $ 72,900            
Estimated Life 8 years            
ExOne Company | Trade name              
Business Combination, Consideration Transferred [Abstract]              
Intangible assets, Gross Carrying Amount $ 1,300            
Estimated Life 4 years            
ExOne Company | Customer relationships              
Business Combination, Consideration Transferred [Abstract]              
Intangible assets, Gross Carrying Amount $ 7,900            
Estimated Life 12 years