v3.26.1
Reportable Segment and Geographic Information - Schedule of Operating and Reportable Segment (Details)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 28, 2026
USD ($)
Jun. 29, 2025
USD ($)
Jun. 28, 2026
USD ($)
segment
Jun. 29, 2025
USD ($)
Segment Reporting [Abstract]        
Number of operating segments | segment     2  
Number of reportable segments | segment     2  
Segment Reporting [Line Items]        
Revenue $ 156,377 $ 59,063 $ 317,063 $ 120,359
Cost of revenue        
Labor 51,707 20,892 102,148 42,160
Direct expenses 53,240 22,362 108,598 43,009
Cost of tool revenue 1,922 881 12,540 1,911
Depreciation and amortization 14,297 4,029 26,414 8,123
Total cost of revenue 121,166 48,164 249,700 95,203
Gross profit 35,211 10,899 67,363 25,156
Research and development expense 5,656 3,368 10,652 6,617
Selling, general, administrative expense        
Labor 15,897 6,510 27,275 13,623
Direct expenses 11,451 7,353 32,089 15,130
Depreciation and amortization 296 146 713 286
Total selling, general, and administrative expense 27,644 14,009 60,077 29,038
Operating income (loss) 1,911 (6,478) (3,366) (10,499)
Other expense:        
Interest expense (7,049) (1,637) (13,208) (3,450)
Total other expense (7,049) (1,637) (13,208) (3,450)
Loss before income taxes (5,138) (8,115) (16,574) (13,949)
Income tax (benefit) expense 22 742 (262) 1,126
Net loss (5,160) (8,857) (16,312) (15,075)
Legacy SkyWater        
Segment Reporting [Line Items]        
Revenue 68,966 59,063 143,334 120,359
Cost of revenue        
Labor 25,296 20,892 48,645 42,160
Direct expenses 19,303 22,362 43,813 43,009
Cost of tool revenue 1,922 881 12,540 1,911
Depreciation and amortization 4,804 4,029 7,672 8,123
Total cost of revenue 51,325 48,164 112,670 95,203
Gross profit 17,641 10,899 30,664 25,156
Research and development expense 5,102 3,368 9,476 6,617
Selling, general, administrative expense        
Labor 12,903 6,510 21,832 13,623
Direct expenses 9,032 7,353 25,792 15,130
Depreciation and amortization 241 146 518 286
Total selling, general, and administrative expense 22,176 14,009 48,142 29,038
Operating income (loss) (9,637) (6,478) (26,954) (10,499)
Other expense:        
Interest expense (6,671) (1,637) (12,700) (3,450)
Total other expense (6,671) (1,637) (12,700) (3,450)
Loss before income taxes (16,308) (8,115) (39,654) (13,949)
Income tax (benefit) expense 22 742 (262) 1,126
Net loss (16,330) (8,857) (39,392) (15,075)
SkyWater Texas        
Segment Reporting [Line Items]        
Revenue 87,411 0 173,729 0
Cost of revenue        
Labor 26,411 0 53,503 0
Direct expenses 33,937 0 64,785 0
Cost of tool revenue 0 0 0 0
Depreciation and amortization 9,493 0 18,742 0
Total cost of revenue 69,841 0 137,030 0
Gross profit 17,570 0 36,699 0
Research and development expense 554 0 1,176 0
Selling, general, administrative expense        
Labor 2,994 0 5,443 0
Direct expenses 2,419 0 6,297 0
Depreciation and amortization 55 0 195 0
Total selling, general, and administrative expense 5,468 0 11,935 0
Operating income (loss) 11,548 0 23,588 0
Other expense:        
Interest expense (378) 0 (508) 0
Total other expense (378) 0 (508) 0
Loss before income taxes 11,170 0 23,080 0
Income tax (benefit) expense 0 0 0 0
Net loss $ 11,170 $ 0 $ 23,080 $ 0