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Ongoing services payable Temporary Equity Disclosure [Abstract] Impact of the IPO, shares Stock Issued During Period, Shares, New Issues, Initial Public Offering Impact. Stock issued during period, shares, new issues, initial public offering impact. 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Notes Issued Notes issued Concentration Risk Benchmark [Domain] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Derivative Instruments and Hedges, Liabilities [Abstract] Current Liabilities Customer [Axis] Measurement Input, Discount Rate [Member] Discount Rate Inventory, Work in Process, Gross Work in progress Dividends, Common Stock Dividends, Common Stock, Total Dividends declared or paid Document Type Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Cash flows from operating activities Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Liabilities and Equity [Abstract] Liabilities and Equity Lessee, Lease, Description [Line Items] Interest paid on long term debt Interest Paid on Long Term Debt Interest paid on long term debt. Loss from operations Operating Income (Loss) Measurement Input, Risk Free Interest Rate [Member] Risk Free Interest Rate Gross cash consideration per share Sale of Stock, Price Per Share December 2024 Convertible Note December 2024 Convertible Note [Member] December 2024 convertible note. Lender Name [Axis] Two Thousand Twenty Three Loan and Security Agreement [Member] 2023 Loan and Security Agreement. 2023 Loan and Security Agreement Spare Parts Inventory Spare parts inventory. Spare parts inventory Power System Sales Product Revenues [Member] Power system sales product revenues. Power System Sales Product Revenues Entity File Number Prepaid ongoing services Prepaid Ongoing Services Prepaid ongoing services. Inventory, Finished Goods, Gross Natural gas generators Revenue from Contract with Customer [Text Block] Revenue Recognition Accrued liabilities and other payables Accrued Liabilities and Other Liabilities Total accrued liabilities and other payables Equipment [Member] Equipment Summary of Aggregate Future Lease Payments for Operating Leases Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Retained Earnings [Member] Accumulated Deficit ER Holdings Enchanted Rock Holdings, LLC [Member] Enchanted Rock Holdings, LLC. Schedule Of Prepaid Expenses [Table Text Block] Tabular disclosure of the prepaid expenses. Schedule of Prepaid expenses Entity Registrant Name Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] Accounting Policies [Abstract] Depreciation Depreciation, Total Depreciation expense Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net loss Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Explanation Remaining performance obligations expected duration description Temporary Equity Carrying Amount Temporary equity carrying amount. Enchanted Rock Holdings, LLC Mezzanine Equity, beginning balance Enchanted Rock Holdings, LLC Mezzanine Equity, ending balance Lessee, Operating Lease, Liability, to be Paid, Year Five 2031 Revenue, Practical Expedient, Remaining Performance Obligation, Description Remaining performance obligations description Entity Address, Address Line One Debt Instrument, Annual Principal Payment Debt principal payments Net Income (Loss) Attributable to Noncontrolling Interest Net Income (Loss) Attributable to Noncontrolling Interest, Total Net loss attributable to noncontrolling interest Net loss attributable to noncontrolling interest Less: Net loss attributable to noncontrolling interest Cash Payment Cash payment. Cash payment Accrued sales tax payable Sales and Excise Tax Payable, Current Mezzanine Equity [Text Block] Mezzanine Equity. Mezzanine Equity Total current assets Assets, Current Furniture and Fixtures Furniture and Fixtures [Member] Common Stock, Voting Rights Common stock voting rights Fair Value, Recurring and Nonrecurring [Table] Line of credit facility excess availability threshold percentage Line of Credit Facility Excess Availability Threshold Percentage Line of credit facility excess availability threshold percentage. Payments of Financing Costs Payments of Financing Costs, Total Payments of deferred financing costs Related Party Transactions Disclosure [Text Block] Related Party Transactions Entity Small Business Long-Term Debt, Excluding Current Maturities Notes payable Total notes payable Contract With Assets and Liabilities [Text Block] The entire disclosure for contract with assets and liabilities. Contract Assets and Liabilities Conversion of convertible notes into common units Conversion of Stock, Amount Issued Weighted Average Grant Date Fair Value, Forfeited Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Long-Term Debt, Type [Axis] Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Accounts Receivable, after Allowance for Credit Loss, Current Accounts receivable, net Total accounts receivable, net 2024 Note Purchase Agreement Two Thousand Twenty Four Purchase Agreement [Member] Two thousand twenty four purchase agreement. Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Energy [Axis] Net loss per common share Earnings Per Share [Abstract] Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block] Summary of Information Related to Nonvested Restricted Compensatory Units Deferred income Deferred Income, Current Deferred income Short-Term Nonbank Loan and Note Payables Short term note payable 2030 Lessee, Operating Lease, Liability, to be Paid, Year Four Temporary Equity, Dividends, Adjustment Deemed dividend related to Series A preferred units Less: Deemed dividend related to Series A preferred shares Accrued Operating Expenses Accrued operating expenses. Accrued operating expenses Equity [Abstract] Product and Service [Domain] Accounts Receivable, Allowance for Credit Loss, Current Allowance for credit losses Allowance for credit losses Equity [Text Block] Equity Measurement Frequency [Axis] Vendor Concentration Risk [Member] Vendor Concentration Risk. Vendor Concentration Risk Accounts Receivable, Allowance for Credit Loss [Table Text Block] Summary of Accounts Receivable, Net Cash flows from financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Amortization of Debt Discount (Premium) Debt discount amortization Fair Value by Liability Class [Domain] Federal Tax Benefit Recognized on the Loss Federal tax benefit recognized on the loss. Federal tax benefit recognized on loss Debt Instrument, Repaid, Principal Debt principal repayment Line of Credit Facility, Lender [Domain] Entity Incorporation, Date of Incorporation Date of incorporation Accrued Liabilities, Current [Abstract] Accrued liabilities and other payables Stock-based compensation Stock-Based Compensation, Equity Adjustments Stock-based compensation, equity adjustments. Stockholders Equity Including Noncontrolling Interest, Mezzanine Equity, Members' Equity Stockholders equity including noncontrolling interest, mezzanine equity, members' equity. Equity, ending balance Equity, beginning balance Series A-1 Preferred Units [Member] Series A-1 Preferred Units. Series A-1 Preferred Units Members' equity: Members' Equity [Abstract] Entity Tax Identification Number Impact of the IPO Reclassifications of Temporary to Permanent Equity Stock Issued During Period, Shares, Conversion of Convertible Securities Stock issued in exchange for LLC interests Accounts Receivable Accounts Receivable [Member] Valuation Approach and Technique [Axis] Earnings Per Shares Potentially Dilutive Securities Earnings Per Shares Potentially Dilutive Securities. Add: Potentially dilutive securities Equity Component [Domain] Entity Address, City or Town Derivative Instruments and Hedges, Liabilities, Noncurrent [Abstract] Noncurrent Liabilities Contract liabilities Increase (Decrease) in Contract with Customer, Liability Change in contract liabilities Change in contract liabilities Ongoing Services Revenues Ongoing Services Revenues [Member] Ongoing services revenues. Business Combination [Axis] Measurement Input Type [Domain] Capital Expenditures Incurred but Not yet Paid Capital expenditures Accrued capital expenditures Restricted Cash, Noncurrent Restricted Cash Valuation Technique, Discounted Cash Flow [Member] Discounted Cash Flow Method Entity Common Stock, Shares Outstanding Concentration Risk Type [Axis] Schedule of Debt [Table Text Block] Summary of Debt Obligation Payments of Other Costs Related to Initial Public Offering Payments of other costs related to initial public offering. Other costs related to initial public offering Entity [Domain] Redemption Premium Redemption premium Increase (Decrease) in Other Noncurrent Liabilities Other noncurrent liabilities Antidilutive Security, Excluded EPS Calculation [Table] Cost of Ongoing Services Revenues [Member] Cost of ongoing services revenues. Cost of Ongoing Services Revenues Weighted Average Number of Shares Outstanding, Diluted [Abstract] Weighted average common shares outstanding Contract with Customer, Liability, Current Contract liabilities Contract liabilities Common Units [Member] Common units. Common Units Statement [Table] Percentage of Net Cash tax Savings Retained Percentage of net cash tax savings retained Percentage of net cash tax savings retained Loss before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Net cash used in investing activities Statement [Line Items] Nature of Operations [Table] Nature of operations. Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Number of Restricted Compensatory Units, Vested Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Number of Restricted Compensatory Units, Vested Maximum [Member] Maximum Debt Conversion, Original Debt, Amount Convertible notes and warrants conversion to common units Debt Disclosure [Abstract] Sale of Stock [Domain] Temporary Equity, Shares Issued Series A preferred units, issued Units Issued Notes Payable, Other Payables [Member] Notes Payable Business Combination [Domain] Remaining Net proceeds value used to purchase shares Remaining Net proceeds value used to purchase shares. Remaining net proceeds value used to purchase shares Construction in progress Construction in Progress [Member] Concentration Risk Benchmark [Axis] Total contract assets and liabilities, net Contract With Customer Asset Liability Net Contract with customer asset liability net. Total contract assets and liabilities, net Class B and Class M Units [Member] Class B and Class M Units. Class B and Class M Units Members' Equity Member Units [Member] Subsequent Events [Abstract] Prepaid Assembly Components Prepaid assembly components. Prepaid assembly components Two Thousand Twenty Four Note Purchase Agreement A&R Note Purchase Agreement and Convertible Notes [Member] Two thousand twenty four note purchase agreement A&R note purchase agreement and convertible notes. 2024 Note Purchase Agreement, A&R Note Purchase Agreement and Convertible Notes Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted Average Grant Date Fair Value, Granted Earnings Per Share, Basic [Abstract] Basic: Amortization of Debt Issuance Costs Amortization of debt issuance costs Settlement of Warrants Settlement of warrants. Settlement of Warrants Two Thousand Twenty Five Credit Agreement [Member] Two thousand twenty five credit agreement. 2025 Credit Agreement Assets, Current [Abstract] Current assets: Chief Executive Officer And Other Executive Officers [Member] Chief executive officer and other executive officers. Chief Executive Officer and Other Executive Officers Sale of Stock, Consideration Received on Transaction Net proceeds from initial public offering Impact of the IPO Impact of the IPO. Leases [Abstract] Document Fiscal Year Focus Common Stock, Shares, Outstanding Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Common stock, shares outstanding Total stockholders' equity Equity, Including Portion Attributable to Noncontrolling Interest ERock, Inc. Stockholders' Equity, beginning balance ERock, Inc. Stockholders' Equity, ending balance Nature of Operations [Line Items] Nature of operations. Accounts Payable Concentration Risk Benchmark Accounts Payable [Member] Concentration risk benchmark accounts payable. Accrued salaries Accrued Salaries, Current Entity Ex Transition Period SOFR Secured Overnight Financing Rate (SOFR) [Member] Operating Lease, Liability, Noncurrent Noncurrent lease liabilities Operating leases, Lease liabilities, noncurrent Revenue recognized Contract with Customer, Liability, Revenue Recognized Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Changes in fair value included in earnings Payments for (Proceeds from) Tenant Allowance Tenant improvement allowance Lessee, Operating Lease, Liability, to be Paid Total undiscounted lease payments Installation Equipment Installation equipment. Installation equipment Customer Two Customer Two [Member] Customer Two. Security Exchange Name Measurement Input Type [Axis] Counterparty Two Counterparty Two [Member] Counterparty two. Convertible Debt Convertible Debt, Total Issuance of convertible note New Accounting Pronouncements, Policy [Policy Text Block] Recently Issued Pronouncements / Recently Issued Pronouncements Not Yet Adopted Impact of the IPO, Shares Impact of the IPO, shares. Impact of the IPO, shares Warrant [Member] Warrant Units Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Class of Warrant or Right, Exercise Price of Warrants or Rights Warrant units exercise price per unit Entity Address, State or Province Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Weighted-average period Payments for Repurchases of Class B Units from Pre IPO Owners Payments for repurchases of Class B Units from pre-IPO owners. Repurchases of Class B Units from pre-IPO owners Repurchases of class B units from pre-IPO owners Series A Preferred Stock [Member] Series A Preferred Units Mezzanine Equity Paid-in-Kind Interest Paid-in-kind interest expense Right-of-use assets, net Operating leases, Right-of-use assets, net Operating lease ROU asset Amendment Flag Right-of-use ("ROU") assets obtained in exchange for lease obligations for operating leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Share-Based Payment Arrangement [Text Block] Stock-based Compensation Concentration Risk, Percentage Percentage of concentration risk Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Debt Instrument [Axis] Debtprepaymentfee Debt Prepayment Fee Debt prepayment fee Other Nonoperating Income (Expense) Other Nonoperating Income (Expense), Total Other income, net Purchase of shares prepayment fee Purchase of shares prepayment fee. Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Class M Units [Member] Class M units. Class M Units City Area Code Dividends, Preferred Stock Dividends, Preferred Stock, Total Deemed dividend related to Series A preferred units Deemed dividend related to Series A preferred units Organization, Consolidation and Presentation of Financial Statements [Abstract] Senior Secured Initial Term Loan Senior Secured Initial Term Loan [Member] Senior secured initial term loan. Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Post-IPONetloss Post-IPONetloss Post-IPO Net loss Estimated fair value of the warrant Fair Value of Warrants Fair value of warrants. Inventory Inventory Disclosure [Text Block] Fair Value Inputs Discount Rate Fair value inputs discount rate. Fair value inputs, discount rate Prepaid General And Administrative Expenses Prepaid general and administrative expenses. Prepaid general and administrative expenses Summary of Significant Accounting Policies [Line Items] Summary of significant accounting policies. Vendor One [Member] Vendor One. Vendor One Common Stock, Par or Stated Value Per Share Common stock, par value Legal Entity [Axis] Credit Agreement Maturity Date Credit agreement maturity date. Credit agreement maturity date Liabilities, Current Total current liabilities Supplemental noncash financing and investing activities Noncash Investing and Financing Items [Abstract] Leasehold Improvements [Member] Leasehold Improvements Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization, Ending Balance Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization, Beginning Balance Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization, Total Property and equipment Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation, Total Beginning of period End of period Two Thousand Twenty Five Convertible Notes [Member] Two thousand twenty five convertible notes. 2025 Convertible Notes Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Trading Symbol Common Unit, Issued Common units, issued Temporary Equity, by Class of Stock [Table] Other payables Accounts Payable, Other, Current Amortization of Debt Issuance Costs and Discounts Amortization of Debt Issuance Costs and Discounts, Total Amortization of deferred financing costs Property, Plant, and Equipment [Table Text Block] Schedule of Property and Equipment Number of Restricted Compensatory Units, Granted Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Entity Emerging Growth Company Additional Paid-in Capital [Member] Additional Paid-in Capital Repurchase of NCI via Capital Contribution Repurchase Of NCI Via Capital Contribution Repurchase of NCI via capital contribution. Series A-2 Preferred Units Series A-2 Preferred Units [Member] Series A-2 Preferred Units. Long-Term Debt, Gross Carrying Amount Total notes payable, gross Total notes payable, gross Summary of Significant Accounting Policies [Table] Summary of significant accounting policies. Other Liabilities, Noncurrent Other noncurrent liabilities Assembly Components Payable Assembly components payable. Assembly components payable Class A Common Stock Common Class A [Member] Class M Units Outstanding Class M Units Outstanding Class M Units outstanding Disaggregation of Revenue [Abstract] Number of customer Number of customer. Measurement Input, Price Volatility [Member] Volatility Cover [Abstract] Vendor Three [Member] Vendor Three. Vendor Three Continuing Equity Unitholders and Continuing Profits Interest Unitholders [Member] Continuing equity unitholders and continuing profits interest unitholders. Continuing Equity Unitholders and Continuing Profits Interest Unitholders Vendor Two [Member] Vendor Two. Vendor Two Noncontrolling interest Equity, Attributable to Noncontrolling Interest Equity, Attributable to Noncontrolling Interest, Ending Balance Equity, Attributable to Noncontrolling Interest, Beginning Balance Equity, Attributable to Noncontrolling Interest, Total Power System Sales Payable Power system sales payable. Power system sales payable Rights Offering Convertible Notes Rights Offering Convertible Notes [Member] Rights offering convertible notes. Operating Lease, Weighted Average Remaining Lease Term Weighted-average remaining lease term Revenue from Contract with Customer [Abstract] Derivative Liability, Current Derivative liabilities Long-Term Debt, Type [Domain] Concentration Risk, Credit Risk, Policy [Policy Text Block] Concentrations of Credit, Customer and Vendor Risk Useful Lives Property, Plant, and Equipment, Useful Life Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Share-Based Payment Arrangement, Noncash Expense, Total Compensation expense Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Summary of Changes in Level 3 Liabilities Measured at Fair Value on Recurring Basis Additional Paid in Capital Additional Paid in Capital, Total Additional paid-in capital Adjustments to reconcile net loss to net cash provided by (used in) operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Fair Value Disclosures [Abstract] Cash and Cash Equivalent Cash and Cash Equivalent, Total Cash and cash equivalents Noncontrolling Interest [Member] Noncontrolling Interest Net cash provided by (used in) financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Beginning Balance Ending Balance Contingent Warrant Liability [Member] Contingent warrant liability. Contingent Warrant Liability Payables and Accruals [Abstract] Net Income (Loss) Available to Common Stockholders, Basic Net loss attributable to common shares - Basic Net loss attributable to common shares - Basic Entity Filer Category Debt Instrument, Name [Domain] Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description Accounts receivable, net Increase (Decrease) in Accounts Receivable Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Property and equipment, net Total property and equipment, net Revenue from Contract with Customer, Excluding Assessed Tax Revenues Netlossapplicabletopre-IPOperiod Netlossapplicabletopre-IPOperiod Less: Net loss applicable to pre-IPO period Shares, Outstanding Shares, Outstanding, Beginning Balance ERock, Inc. Stockholders' Equity, ending balance, shares Two Thousand Twenty Six Equity Incentive Plan [Member] 2026 Equity Incentive Plan. 2026 Equity Incentive Plan Inventory Disclosure [Abstract] Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Issuances Issuances Computers and Software [Member] Computers and Software. Computers and Software Document Information [Line Items] Other current assets Other Assets, Current Entity Address, Postal Zip Code Statement of Financial Position [Abstract] Local Phone Number