v3.26.1
Business Combinations - Schedule of Provisional Fair Values of Identifiable Assets Acquired and Liabilities Assumed (Details)
$ in Thousands
Jun. 28, 2026
USD ($)
Cobalt Power Systems, Inc. [Member]  
Net assets acquired:  
Consideration transferred $ 9,664
Cobalt Power Systems, Inc. [Member] | Customer relationships [Member]  
Net assets acquired:  
Total 18 months
Cobalt Power Systems, Inc. [Member] | Trade name [Member]  
Net assets acquired:  
Total 10 years
Cobalt Power Systems, Inc. [Member] | Building lease intangible asset – favorable lease [Member]  
Net assets acquired:  
Total 6 years
Sunder Energy LLC [Member]  
Net assets acquired:  
Total $ 37,500
Sunder Energy LLC [Member] | Customer relationships [Member]  
Net assets acquired:  
Total 30,600
Sunder Energy LLC [Member] | Trademarks - Ambia [Member]  
Net assets acquired:  
Total 6,100
Sunder Energy LLC [Member] | Developed technology - Sunder [Member]  
Net assets acquired:  
Total 800
Ambia Energy LLC [Member]  
Net assets acquired:  
Cash and cash equivalents 1,350
Accounts receivable 1,368
Prepaid expenses and other current assets 797
Property and equipment, net 2,230
Intangible assets 4,300
Operating lease right-of-use assets 2,563
Accounts payable (2,806)
Accrued expenses and other current liabilities (2,917)
Contract liabilities (1,675)
Fair value of net assets acquired 2,564
Fair value of common stock issued 16,493
Fair value of Deferred Cobalt Consideration Shares 16,879
Consideration transferred 33,372
Goodwill recognized 30,808
Net assets acquired:  
Contract assets - unbilled receivables 1,143
Operating lease liabilities, noncurrent (2,702)
Finance lease liabilities (1,269)
Net assets acquired:  
Other noncurrent assets 182
Provisional Fair Values [Member] | Cobalt Power Systems, Inc. [Member]  
Net assets acquired:  
Cash and cash equivalents 553
Accounts receivable 3,642
Inventories 1,739
Prepaid expenses and other current assets 30
Property and equipment, net 485
Intangible assets 3,871
Operating lease right-of-use assets 1,277
Accounts payable (3,864)
Accrued expenses and other current liabilities (1,002)
Short-term debt with third parties (2,706)
Other long-term liabilities (1,099)
Contract liabilities (5,238)
Deferred tax liability (1,001)
Fair value of net assets acquired (3,313)
Fair value of common stock issued 3,333
Fair value of Deferred Cobalt Consideration Shares 6,331
Consideration transferred 9,664
Goodwill recognized 12,977
Total 3,871
Provisional Fair Values [Member] | Cobalt Power Systems, Inc. [Member] | Customer relationships [Member]  
Net assets acquired:  
Total 1,100
Provisional Fair Values [Member] | Cobalt Power Systems, Inc. [Member] | Trade name [Member]  
Net assets acquired:  
Total 2,000
Provisional Fair Values [Member] | Cobalt Power Systems, Inc. [Member] | Building lease intangible asset – favorable lease [Member]  
Net assets acquired:  
Total 771
Provisional Fair Values [Member] | Sunder Energy LLC [Member]  
Net assets acquired:  
Accounts receivable 797
Prepaid expenses and other current assets 3,039
Property and equipment, net 241
Intangible assets 37,500
Operating lease right-of-use assets 313
Accounts payable (203)
Accrued expenses and other current liabilities (3,850)
Contract liabilities (11,673)
Fair value of net assets acquired 25,967
Consideration transferred 57,789
Goodwill recognized 31,822
Net assets acquired:  
Other noncurrent assets 135
Operating lease liabilities $ (332)
Provisional Fair Values [Member] | Ambia Energy LLC [Member] | Customer relationships [Member]  
Net assets acquired:  
Total 1 year [1]
Provisional Fair Values [Member] | Ambia Energy LLC [Member] | Trademarks - Ambia [Member]  
Net assets acquired:  
Total 1 year
Measurement Period Adjustments [Member] | Sunder Energy LLC [Member] | Customer relationships [Member]  
Net assets acquired:  
Total 10 years
Measurement Period Adjustments [Member] | Sunder Energy LLC [Member] | Trademarks - Ambia [Member]  
Net assets acquired:  
Total 10 years
Measurement Period Adjustments [Member] | Sunder Energy LLC [Member] | Developed technology - Sunder [Member]  
Net assets acquired:  
Total 2 years
Measurement Period Adjustments [Member] | Ambia Energy LLC [Member]  
Net assets acquired:  
Total $ 4,300
Measurement Period Adjustments [Member] | Ambia Energy LLC [Member] | Customer relationships [Member]  
Net assets acquired:  
Total 3,400
Measurement Period Adjustments [Member] | Ambia Energy LLC [Member] | Trademarks - Ambia [Member]  
Net assets acquired:  
Total $ 900
[1] Useful life is based upon customer consumption, expected to occur within one year.