v3.26.1
Basis of Presentation and Principles of Consolidation - Schedule of Basic and Diluted Net Loss Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 28, 2026
Jun. 29, 2025
Jun. 28, 2026
Jun. 29, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Numerator: net loss attributable to SkyWater Technology, Inc. $ (6,378) $ (9,978) $ (18,686) $ (17,323)
Denominator: weighted-average common shares outstanding, basic (in shares) 49,240 48,091 49,010 47,943
Denominator: weighted-average common shares outstanding, diluted (in shares) 49,240 48,091 49,010 47,943
Net loss per common share, basic (in USD per share) $ (0.13) $ (0.21) $ (0.38) $ (0.36)
Net loss per common share, diluted (in USD per share) $ (0.13) $ (0.21) $ (0.38) $ (0.36)