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Goodwill And Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Sep. 30, 2021
Patents and Intangibles        
Goodwill $ 31,063   $ 31,063  
Impairment recognized 0      
Definite-lived intangible assets:        
Gross Carrying Amount 46,153   46,148  
Accumulated Amortization 6,687   5,728  
Total 39,466   40,420  
Unamortized intangible assets:        
Total intangible assets (Gross) 56,152   56,103  
Total intangible assets (Net) 49,465   50,375  
Amortization expense 1,000 $ 1,000    
Future Amortization        
2023 (April 1 - December 31) 2,849      
2024 3,787      
2025 3,698      
2026 3,633      
2027 3,623      
Thereafter 21,876      
Total 39,466   40,420  
Tradenames        
Unamortized intangible assets:        
Gross Carrying Amount, Indefinite 9,500   9,500  
Patents        
Unamortized intangible assets:        
Gross Carrying Amount, Indefinite $ 499   $ 455  
Patents        
Definite-lived intangible assets:        
Weighted Average Amortization Period 12 years   12 years  
Gross Carrying Amount $ 903   $ 897  
Accumulated Amortization 192   173  
Total 711   724  
Future Amortization        
Total $ 711   $ 724  
Defensive intangible assets        
Definite-lived intangible assets:        
Weighted Average Amortization Period 2 years   2 years  
Gross Carrying Amount $ 1,125   $ 1,126  
Accumulated Amortization 807   764  
Total 318   362  
Future Amortization        
Total 318   362  
Customer accounts        
Definite-lived intangible assets:        
Gross Carrying Amount 125   125  
Accumulated Amortization 121   114  
Total 4   11  
Future Amortization        
Total $ 4   $ 11  
Customer relationships        
Definite-lived intangible assets:        
Weighted Average Amortization Period 11 years   12 years  
Gross Carrying Amount $ 31,000   $ 31,000  
Accumulated Amortization 3,722   3,127  
Total 27,278   27,873  
Future Amortization        
Total $ 27,278   $ 27,873  
Developed technology        
Definite-lived intangible assets:        
Weighted Average Amortization Period 9 years   10 years  
Gross Carrying Amount $ 13,000   $ 13,000  
Accumulated Amortization 1,845   1,550  
Total 11,155   11,450  
Future Amortization        
Total $ 11,155   $ 11,450  
Maximum        
Definite-lived intangible assets:        
Weighted Average Amortization Period 1 year   1 year  
AffloVest APA        
Patents and Intangibles        
Goodwill       $ 31,100