Basis of Presentation and Summary of Significant Accounting Policies (Details)
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3 Months Ended |
6 Months Ended |
12 Months Ended |
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May 05, 2026
$ / shares
shares
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Apr. 30, 2026
USD ($)
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Apr. 02, 2026
USD ($)
$ / shares
shares
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Mar. 28, 2024
USD ($)
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Jun. 30, 2026
USD ($)
$ / shares
shares
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Jun. 30, 2025 |
Jun. 30, 2026
USD ($)
$ / shares
shares
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Jun. 30, 2025
USD ($)
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Dec. 31, 2025
USD ($)
$ / shares
shares
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Dec. 31, 2024
USD ($)
$ / shares
shares
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Apr. 01, 2026
€ / shares
shares
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Dec. 31, 2025
€ / shares
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Oct. 01, 2021 |
| Concentration Risk [Line Items] |
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| Deferred offering costs |
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$ 26,200,000
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$ 21,300,000
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| Share-based compensation expense |
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$ 22,800,000
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$ 22,800,000
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| Pre-IPO stock-based compensation expense |
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22,500,000
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22,500,000
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| Purchase of HMH B.V. voting shares from Principal Stockholders |
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$ 39,500,000
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$ 39,480,000
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$ 39,480,000
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| Effective tax rate |
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47.30%
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34.60%
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666.30%
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40.00%
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| Nonrelated Party [Member] |
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| Concentration Risk [Line Items] |
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| Related party accounts receivable |
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$ 125,099,000
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$ 125,099,000
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108,060,000
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| Related Party [Member] |
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| Concentration Risk [Line Items] |
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| Related party accounts receivable |
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1,605,000
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1,605,000
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1,499,000
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| Baker Hughes Holdings LLC | Related Party [Member] |
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| Concentration Risk [Line Items] |
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| Related party accounts receivable |
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0
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0
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0
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| Akastor AS [Member] | Related Party [Member] |
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| Concentration Risk [Line Items] |
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| Related party accounts receivable |
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$ 0
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$ 0
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$ 424,000
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| Baker Hughes Holdings LLC |
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| Concentration Risk [Line Items] |
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| Equity interest percentage |
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50.00%
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| Akastor AS [Member] |
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| Concentration Risk [Line Items] |
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| Equity interest percentage |
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25.00%
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| Mercury HoldCo Inc. |
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| Concentration Risk [Line Items] |
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| Equity interest percentage |
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25.00%
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| Baker Hughes And Akastor |
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| Concentration Risk [Line Items] |
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| Equity interest percentage |
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73.00%
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| Voting power percentage |
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0.00%
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| HMH B.V. [Member] |
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| Concentration Risk [Line Items] |
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| Ownership percentage |
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100.00%
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| Class A Common Stock |
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| Concentration Risk [Line Items] |
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| Common stock, par value (in usd per share) | $ / shares |
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$ 0.01
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| Repurchased to satisfy employee's tax holding obligations (in shares) | shares |
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2,100,000
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| Shares repurchased (in shares) | shares |
685,844
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2,100,000
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| Class A Common Stock | Baker Hughes Holdings LLC |
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| Concentration Risk [Line Items] |
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| Common stock, shares outstanding (in shares) | shares |
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15,945,826
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| Class A Common Stock | Akastor AS [Member] |
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| Concentration Risk [Line Items] |
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| Common stock, shares outstanding (in shares) | shares |
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15,945,826
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| Class A Common Stock | IPO Investors |
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| Concentration Risk [Line Items] |
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| Voting power percentage |
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27.00%
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| Class A Common Stock | IPO |
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| Concentration Risk [Line Items] |
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| Net proceeds |
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$ 197,800,000
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| Stock issuance costs |
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$ 12,600,000
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| Class A Common Stock | Over-Allotment Option |
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| Concentration Risk [Line Items] |
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| Net proceeds |
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$ 12,900,000
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| Stock issuance costs |
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$ 800,000
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| Class B Common Stock |
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| Concentration Risk [Line Items] |
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| Common stock, par value (in usd per share) | $ / shares |
$ 0.01
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$ 0.01
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| Repurchased to satisfy employee's tax holding obligations (in shares) | shares |
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2,100,000
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| Shares repurchased (in shares) | shares |
685,844
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2,100,000
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| Common stock, shares outstanding (in shares) | shares |
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31,891,652
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31,891,652
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| Class B Common Stock | Baker Hughes Holdings LLC |
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| Concentration Risk [Line Items] |
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| Common stock, shares outstanding (in shares) | shares |
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15,945,826
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| Class B Common Stock | Akastor AS [Member] |
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| Concentration Risk [Line Items] |
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| Common stock, shares outstanding (in shares) | shares |
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15,945,826
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| Class B Common Stock | Baker Hughes And Akastor |
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| Concentration Risk [Line Items] |
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| Voting power percentage |
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73.00%
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| Customer Concentration Risk | Revenue | Customer One |
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| Concentration Risk [Line Items] |
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| Concentration risk, percentage |
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11.70%
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14.10%
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12.10%
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14.20%
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| Customer Concentration Risk | Revenue | Customer Two |
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| Concentration Risk [Line Items] |
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| Concentration risk, percentage |
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10.60%
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11.70%
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11.00%
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10.30%
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| Customer Concentration Risk | Accounts Receivable | Customer One |
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| Concentration Risk [Line Items] |
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| Concentration risk, percentage |
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19.40%
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11.20%
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| Customer Concentration Risk | Accounts Receivable | Customer Two |
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| Concentration Risk [Line Items] |
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| Concentration risk, percentage |
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10.20%
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| HMH Holding BV And Subsidiaries [Member] |
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| Concentration Risk [Line Items] |
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| Common stock, par value (in usd per share) | (per share) |
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$ 1
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$ 1
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€ 1
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| Stock issuance costs |
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$ 10,380,000
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$ 0
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| Common stock, shares outstanding (in shares) | shares |
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63,783,304
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63,783,304
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200
|
200
|
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| Deferred offering costs |
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$ 21,300,000
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$ 10,700,000
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| Share-based compensation expense |
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$ 22,775,000
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$ 0
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| Account receivable |
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2,900,000
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5,600,000
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| Aoci, cash flow hedge, cumulative gain (loss), after tax |
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1,700,000
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400,000
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| Total consideration |
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$ 9,200,000
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| Upfront consideration |
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2,300,000
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| Deferred consideration |
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6,900,000
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| Company recognized cash |
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2,300,000
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| Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months |
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500,000
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| HMH Holding BV And Subsidiaries [Member] | Nonrelated Party [Member] |
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| Concentration Risk [Line Items] |
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| Related party accounts receivable |
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4,700,000
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| HMH Holding BV And Subsidiaries [Member] | Related Party [Member] |
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| Concentration Risk [Line Items] |
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| Related party accounts receivable |
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$ 2,200,000
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$ 1,499,000
|
2,332,000
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| HMH Holding BV And Subsidiaries [Member] | Minimum [Member] |
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| Concentration Risk [Line Items] |
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| Effective tax rate |
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50.00%
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| HMH Holding BV And Subsidiaries [Member] | Goodwill [Member] |
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| Concentration Risk [Line Items] |
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| Goodwill, impairment loss |
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$ 0
|
0
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| HMH Holding BV And Subsidiaries [Member] | Baker Hughes Holdings LLC | Related Party [Member] |
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| Concentration Risk [Line Items] |
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|
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|
|
|
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|
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| Related party accounts receivable |
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Akastor AS [Member] | Related Party [Member] |
|
|
|
|
|
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| Concentration Risk [Line Items] |
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|
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|
|
|
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|
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| Related party accounts receivable |
|
|
|
|
|
|
|
|
$ 424,000
|
$ 1,136,000
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Baker Hughes Holdings LLC |
|
|
|
|
|
|
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| Concentration Risk [Line Items] |
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|
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| Equity interest percentage |
|
|
|
|
|
|
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|
50.00%
|
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|
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| HMH Holding BV And Subsidiaries [Member] | Akastor AS [Member] |
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|
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| Concentration Risk [Line Items] |
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|
|
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|
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| Equity interest percentage |
|
|
|
|
|
|
|
|
25.00%
|
|
|
|
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| HMH Holding BV And Subsidiaries [Member] | Akastor AS [Member] | Minimum [Member] |
|
|
|
|
|
|
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| Concentration Risk [Line Items] |
|
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|
|
|
|
|
|
|
|
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|
|
| Equity interest percentage |
|
|
|
|
|
|
|
|
5.00%
|
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Mercury HoldCo Inc. |
|
|
|
|
|
|
|
|
|
|
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| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
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| Equity interest percentage |
|
|
|
|
|
|
|
|
25.00%
|
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Baker Hughes And Akastor |
|
|
|
|
|
|
|
|
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|
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| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Equity interest percentage |
|
|
73.00%
|
|
|
|
|
|
|
|
|
|
|
| Voting power percentage |
|
|
0.00%
|
|
|
|
|
|
|
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Hydril PCB Limited [Member] |
|
|
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|
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|
|
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| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Equity interest percentage |
|
|
|
30.00%
|
|
|
|
|
|
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Class A Common Stock |
|
|
|
|
|
|
|
|
|
|
|
|
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| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock, par value (in usd per share) | (per share) |
|
|
|
|
$ 0.01
|
|
$ 0.01
|
|
|
|
€ 1
|
|
|
| Common stock, shares outstanding (in shares) | shares |
|
|
|
|
12,042,625
|
|
12,042,625
|
|
100
|
|
100
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Class A Common Stock | Baker Hughes Holdings LLC |
|
|
|
|
|
|
|
|
|
|
|
|
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| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock, shares outstanding (in shares) | shares |
|
|
15,945,826
|
|
17,338,748
|
|
17,338,748
|
|
|
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Class A Common Stock | Akastor AS [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock, shares outstanding (in shares) | shares |
|
|
|
|
17,338,748
|
|
17,338,748
|
|
|
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Class B Common Stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock, par value (in usd per share) | $ / shares |
|
|
|
|
$ 0.01
|
|
$ 0.01
|
|
|
|
|
|
|
| Common stock, shares outstanding (in shares) | shares |
|
|
|
|
31,891,652
|
|
31,891,652
|
|
|
100
|
100
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Class B Common Stock | Baker Hughes Holdings LLC |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock, shares outstanding (in shares) | shares |
|
|
15,945,826
|
|
17,338,748
|
|
17,338,748
|
|
|
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Class B Common Stock | Akastor AS [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common stock, shares outstanding (in shares) | shares |
|
|
|
|
17,338,748
|
|
17,338,748
|
|
|
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Customer One |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Purchase of HMH B.V. voting shares from Principal Stockholders |
|
|
|
|
|
|
|
|
$ 25
|
$ 10
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Customer Concentration Risk | Customer One |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Purchase of HMH B.V. voting shares from Principal Stockholders |
|
|
|
|
|
|
|
|
21
|
18
|
|
|
|
| HMH Holding BV And Subsidiaries [Member] | Property, Plant and Equipment [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Concentration Risk [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Impairment of long-lived assets to be disposed of |
|
|
|
|
|
|
|
|
$ 0
|
$ 0
|
|
|
|