Annual report pursuant to Section 13 and 15(d)

Income Taxes (Schedule Of Effective Income Tax Rate Reconciliation) (Details)

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Income Taxes (Schedule Of Effective Income Tax Rate Reconciliation) (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Taxes [Abstract]      
Statutory income tax expense 21.00% 21.00% 21.00%
Foreign taxes 1.30% 3.60% 0.20%
State income taxes, net of federal income taxes 10.10% 10.20% 1.90%
Income Tax credits (14.10%) (17.10%) (5.60%)
Incentive Stock options (5.50%) 9.90% (3.70%)
Change in effective state rate (0.50%) 2.30% (0.10%)
Deferred tax asset write-offs   73.10% 31.40%
Executive compensation limitation 7.30% 15.60%  
Change in valuation allowance (129.50%) (175.40%) (135.90%)
Research and development expenditure 1.70%    
Fair value inventory step-up 4.80%    
Transaction costs 10.20%    
Other 5.20% 2.10% 0.70%
Income tax expense (benefit) (88.00%) (54.70%) (90.10%)