Document and entity information. Document And Entity Information Statement [Table] Statement [Table] Statement [Line Items] Statement Document Type Document Type Document Quarterly Report Document Period End Date Document Period End Date Document Transition Report Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Security Exchange Name Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Emerging Growth Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS Revenue from Contract with Customer, Excluding Assessed Tax Revenues Totals REVENUES Cost of Revenue Cost of revenues Gross Profit Gross profit GROSS PROFIT Selling, General and Administrative Expense Selling, general and administrative expenses Operating Income (Loss) INCOME FROM OPERATIONS Income (loss) from operations Other Nonoperating Income (Expense) Other income (loss), net Other income, net Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest INCOME BEFORE INCOME TAXES Income before income taxes Income Tax Expense (Benefit) Provision for income taxes NET INCOME Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] OTHER COMPREHENSIVE INCOME, NET OF TAXES Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Foreign currency translation adjustments OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Net unrealized (losses) gains on available-for-sale securities Net unrealized gains (losses) on available-for-sale securities Comprehensive Income (Loss), Net of Tax, Attributable to Parent COMPREHENSIVE INCOME EARNINGS PER SHARE EARNINGS PER SHARE Earnings Per Share, Basic Basic (in dollars per share) Basic (in dollars per share) Earnings Per Share, Diluted Diluted (in dollars per share) Weighted Average Number of Shares Outstanding, Diluted [Abstract] WEIGHTED AVERAGE SHARES OUTSTANDING Weighted Average Number of Shares Outstanding, Basic Basic (in shares) Weighted average shares outstanding - basic Weighted Average Number of Shares Outstanding, Diluted Weighted average shares outstanding - diluted Diluted (in shares) Common Stock, Dividends, Per Share, Declared CASH DIVIDENDS PER SHARE CONDENSED CONSOLIDATED BALANCE SHEETS Assets [Abstract] ASSETS Assets, Current [Abstract] CURRENT ASSETS Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Investments Investments Total investments Accounts Receivable, Net, Current Accounts receivable, net Contract with Customer, Asset, Net, Current Contract assets Other Assets, Current Other current assets Total other current assets Assets, Current Current assets TOTAL CURRENT ASSETS Property, Plant and Equipment, Net Property, plant and equipment, net Goodwill Goodwill Intangible Assets, Net (Excluding Goodwill) Intangible assets, net The amount of lessee's right to use underlying asset under operating lease, and asset classified as other. Operating Lease Right Of Use Asset, and Other Assets Right-of-use and other assets Assets Total assets TOTAL ASSETS Liabilities and Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities, Current [Abstract] CURRENT LIABILITIES Accounts Payable, Current Accounts payable Accrued Liabilities, Current Accrued expenses Total accrued expenses Contract with Customer, Liability, Current Contract liabilities Liabilities, Current Current liabilities TOTAL CURRENT LIABILITIES Deferred Income Tax Liabilities, Net Deferred taxes, net Amount of obligation excluding deferred tax liability due after one year or beyond the normal operating cycle, if longer. Liabilities, Noncurrent Excluding Deferred Tax Liability Noncurrent liabilities Liabilities TOTAL LIABILITIES Commitments and Contingencies COMMITMENTS AND CONTINGENCIES (see Notes 8 and 9) Stockholders' Equity Attributable to Parent [Abstract] STOCKHOLDERS' EQUITY Preferred Stock, Value, Issued Preferred stock, par value $0.10 per share - 500,000 shares authorized; no shares issued and outstanding Common Stock, Value, Issued Common stock, par value $0.15 per share - 30,000,000 shares authorized; 15,828,289 shares issued; 14,020,427 and 13,950,712 shares outstanding at April 30, 2026 and January 31, 2026, respectively Additional Paid in Capital, Common Stock Additional paid-in capital Retained Earnings (Accumulated Deficit) Retained earnings Treasury Stock, Value Treasury stock, at cost - 1,807,862 and 1,877,577 shares at April 30, 2026 and January 31, 2026, respectively Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive (loss) income Stockholders' Equity Attributable to Parent Balance Balance TOTAL STOCKHOLDERS' EQUITY Liabilities and Equity TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY Preferred Stock, Par or Stated Value Per Share Preferred stock, par value (in dollars per share) Preferred Stock, Shares Authorized Preferred stock, shares authorized Preferred Stock, Shares Issued Preferred stock, shares issued Preferred Stock, Shares Outstanding Preferred stock, shares outstanding Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common stock, shares issued Common Stock, Shares, Outstanding Common stock, shares outstanding Treasury Stock, Shares Treasury stock, shares CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY Equity Components [Axis] Equity Component [Domain] Common Stock [Member] Common Stock Additional Paid-in Capital Retained Earnings Treasury Stock Accumulated Other Comprehensive Income (Loss) Shares, Outstanding Balances (in shares) Balances (in shares) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Net income Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax Foreign currency translation gain (loss) Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Stock compensation expense Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Stock option exercises and restricted stock unit settlements, net Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Stock option exercises and restricted stock unit settlements, net (in shares) Stock Repurchased During Period, Value Common stock repurchases Stock Repurchased During Period, Shares Common stock repurchases (in shares) Common stock repurchases (in shares) Dividends, Common Stock, Cash Cash dividends CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Net Cash Provided by (Used in) Operating Activities [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities Share-based Compensation Stock compensation expense Depreciation Depreciation Increase (Decrease) in Accrued Interest Receivable, Net Changes in accrued interest on investments Operating Lease, Right-of-Use Asset, Periodic Reduction Non-cash lease expense Deferred Income Tax Expense (Benefit) Deferred income tax (benefit) expense Other Noncash Income (Expense) Other Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities Increase (Decrease) in Accounts Receivable Accounts receivable Increase (Decrease) in Contract with Customer, Asset Contract assets Increase (Decrease) in Other Operating Assets Other assets Increase (Decrease) in Accounts Payable and Accrued Liabilities Accounts payable and accrued expenses Increase (Decrease) in Contract with Customer, Liability Contract liabilities Net Cash Provided by (Used in) Operating Activities Net cash provided by operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] CASH FLOWS FROM INVESTING ACTIVITIES Payments to Acquire Held-to-maturity Securities Purchases of short-term investments Proceeds from Sale of Held-to-maturity Securities Maturities of short-term investments Payments to Acquire Debt Securities, Available-for-Sale Purchases of available-for-sale securities Proceeds from Sale and Maturity of Marketable Securities Maturities of available-for-sale securities Payments to Acquire Property, Plant, and Equipment Purchases of property, plant and equipment Net Cash Provided by (Used in) Investing Activities Net cash (used in) provided by investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] CASH FLOWS FROM FINANCING ACTIVITIES Payments for Repurchase of Common Stock Common stock repurchases Payments of Ordinary Dividends, Common Stock Payments of cash dividends Amount of cash inflow from share-based award settlements, net of withholding taxes paid. Proceeds From Share-Based Award Settlements, Net Of Withholding Taxes Paid Settlements of share-based awards, net of withholding taxes paid Net Cash Provided by (Used in) Financing Activities Net cash used in financing activities Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents EFFECTS OF EXCHANGE RATE CHANGES ON CASH Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect NET INCREASE IN CASH AND CASH EQUIVALENTS Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents CASH AND CASH EQUIVALENTS, END OF PERIOD CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] NON-CASH INVESTING AND FINANCING ACTIVITIES Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Right-of-use assets obtained in exchange for lease obligations Supplemental Cash Flow Information [Abstract] SUPPLEMENTAL CASH FLOW INFORMATION Cash paid for operating leases. Operating Leases Paid Cash paid for operating leases DESCRIPTION OF THE BUSINESS AND BASIS OF PRESENTATION Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] DESCRIPTION OF THE BUSINESS AND BASIS OF PRESENTATION REVENUES FROM CONTRACTS WITH CUSTOMERS Revenue from Contract with Customer [Text Block] REVENUES FROM CONTRACTS WITH CUSTOMERS CASH, CASH EQUIVALENTS AND INVESTMENTS Cash, Cash Equivalents, and Short-term Investments [Text Block] CASH, CASH EQUIVALENTS AND INVESTMENTS FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] FAIR VALUE MEASUREMENTS ACCOUNTS RECEIVABLE The disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include trade accounts receivables. Includes disclosure for allowance for credit losses. Trade And Other Receivables Disclosure Text Block ACCOUNTS RECEIVABLE INTANGIBLE ASSETS Intangible Assets Disclosure [Text Block] INTANGIBLE ASSETS FINANCING ARRANGEMENTS Debt Disclosure [Text Block] FINANCING ARRANGEMENTS No definition available. COMMITMENTS Commitments Disclosure [Text Block] COMMITMENTS LEGAL CONTINGENCIES Legal Matters and Contingencies [Text Block] LEGAL CONTINGENCIES STOCK-BASED COMPENSATION Disclosure of Compensation Related Costs, Share-based Payments [Text Block] STOCK-BASED COMPENSATION PROVISION FOR INCOME TAXES Income Tax Disclosure [Text Block] PROVISION FOR INCOME TAXES Earnings Per Share [Text Block] EARNINGS PER SHARE STOCKHOLDERS' EQUITY Equity [Text Block] STOCKHOLDERS' EQUITY CUSTOMER CONCENTRATIONS Concentration Risk Disclosure [Text Block] CUSTOMER CONCENTRATIONS SEGMENT REPORTING Segment Reporting Disclosure [Text Block] SEGMENT REPORTING Na SUPPLEMENTAL FINANCIAL STATEMENT INFORMATION Additional Financial Information Disclosure [Text Block] SUPPLEMENTAL FINANCIAL STATEMENT INFORMATION Consolidation, Policy [Policy Text Block] Description of the Business Basis of Accounting, Policy [Policy Text Block] Basis of Presentation and Significant Accounting Policies New Accounting Pronouncements, Policy [Policy Text Block] Recently Issued Accounting Pronouncements Disaggregation of Revenue [Table Text Block] Schedule of consolidated revenues disaggregated by geographical area Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Schedule of revenues recognized from contract liabilities Investment [Table Text Block] Summary of investments Schedule of Available-for-Sale Securities Reconciliation [Table Text Block] Schedule of available-for-sale securities Fair Value, Assets Measured on Recurring Basis [Table Text Block] Schedule of financial instruments recorded at fair value on a recurring basis Tabular disclosure of amortizable finite-lived intangible assets, in total and by major class, including the gross carrying amount and accumulated amortization, and indefinite-lived intangible assets not subject to amortization, excluding goodwill, in total and by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. Schedule Of Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Table Text Block] Schedule of company's purchased intangible assets, other than goodwill Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Schedule of expected amortization expense Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Schedule of changes in the maximum number of shares of common stock issuable pursuant to outstanding restricted stock units Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of basic and diluted earnings per share Dividends Declared [Table Text Block] Schedule of dividends paid Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Schedule of the percentage of consolidated revenues Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of operating results and financial position data of the Company's reportable segments Schedule of Other Current Assets [Table Text Block] Schedule of other current assets Schedule of Accrued Liabilities [Table Text Block] Schedule of accrued expenses Number of Reportable Segments Number of reportable segments Disaggregation of Revenues [Table] Geographical [Axis] Geographical [Domain] United States United States Republic of Ireland Republic of Ireland United Kingdom United Kingdom Disaggregation of Revenue [Line Items] Disaggregation of Revenues Contract with Customer, Liability, Revenue Recognized Revenues recognized from contract liabilities The amounts retained by project owners under construction contracts. Retained Amount Under Construction Contracts Retained amounts by project owners Amounts of unpriced change orders included in transaction prices. N Priced Change Orders Included In Transaction Prices Amounts of unpriced change orders included in transaction prices Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Range [Axis] Range [Domain] Minimum Minimum Maximum Maximum Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction REVENUES FROM CONTRACTS WITH CUSTOMERS Revenue, Remaining Performance Obligation Contract backlog amount Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Performance period Revenue, Remaining Performance Obligation, Percentage Contract backlog (as percent) Schedule of Cash and Cash Equivalents [Table] Schedule of Cash and Cash Equivalents [Table] Debt Security Category [Axis] Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] Held-to-maturity Securities Held-to-maturity Securities Cash and Cash Equivalents [Line Items] Cash and Cash Equivalents Represents the maturity period of investments. Investment Maturity Period Maturity period Interest Receivable Accrued interest Short-Term Investments Short-term investments Debt Securities, Available-for-Sale Available-for-sale securities Estimated Fair Value Financial Instrument [Axis] Financial Instruments [Domain] US Treasury Notes Securities [Member] US Treasury notes Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Current Interest receivable Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Current, Statement of Financial Position [Extensible Enumeration] Proceeds from Sale of Debt Securities, Available-for-Sale Proceeds from sale of debt securities, available-for-sale Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Amounts of gains or losses reclassified out of other comprehensive income en-US Debt Securities, Available-for-Sale, Fair Value to Amortized Cost, after Allowance for Credit Loss [Abstract] Available-for-sale securities Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year to second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year within one year Amortized Cost, Due within one year Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year to third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One to Three Amortized Cost, Due in one to three years Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in third fiscal year though five fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year Three to Five Amortized Cost, Due in three to five years Debt Securities, Available-for-Sale, Amortized Cost Amortized Cost Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Within One Year Gross Unrealized Gains, Due within one year Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax after Year One Through Three Gross Unrealized Gains, Due in one to three years Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, Before Tax After Year Three Through Five Gross Unrealized Gains, Due in three to five years Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Gross Unrealized Gains Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) maturing in first and second fiscal year following current fiscal year. Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax after within one year Gross Unrealized Losses, Due within one year Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) maturing in first and third fiscal year following current fiscal year. Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax after Year One Through Three Gross Unrealized Losses, Due in one to three years Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) maturing in third and five fiscal year following current fiscal year. Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax after Year Three Through Five Gross Unrealized Losses, Due in three to five years Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Gross Unrealized Losses Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year to second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year within one year Estimated Fair Value, Due within one year Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year to third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One to Three Estimated Fair Value, Due in one to three years Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in third fiscal year through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year Three to Five Estimated Fair Value, Due in three to five years Investment Income, Nonoperating Earnings on investments Percentage of entity's cash and cash equivalents and investments held by foreign subsidiaries. Percentage of Cash and Cash Equivalents And Investments Held by Foreign Subsidiaries Percentage of cash and cash equivalents and investments held by foreign subsidiaries Fair Value, Recurring and Nonrecurring [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Level 1 Inputs Level 1 Inputs Level 2 Inputs Level 2 Inputs Measurement Frequency [Axis] Measurement Frequency [Domain] Fair value, recurring Fair value, recurring Money market funds Money market funds US Treasury Securities [Member] U.S. Treasury notes Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair value of assets and liabilities measured on recurring and nonrecurring basis Cash and Cash Equivalents, Fair Value Disclosure Cash equivalents Assets, Fair Value Disclosure Totals Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Products and Services [Axis] Products and Services [Domain] Represents information pertaining to overseas project. Overseas Project [Member] Overseas Project Accounts, Notes, Loans and Financing Receivable [Line Items] ACCOUNTS RECEIVABLE Amounts due from billable services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the Company and, at a minimum, one other party. An example would be amounts billed to customers under contracts or programs but not paid as of the balance sheet date. Billable Contracts Receivables Billable amounts Schedule of Finite-Lived Intangible Assets [Table] Segments [Axis] Segments [Domain] Power industry services. Power Industry Services Power industry services Power Services Industrial fabrication and field services. Industrial Services Industrial construction services Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets Indefinite-Lived Intangible Assets Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Trade name Finite-Lived Intangible Asset, Useful Life Estimated Useful Life (in years) Finite-Lived Intangible Assets, Gross Gross Amounts Finite-Lived Intangible Assets, Accumulated Amortization Accumulated Amortization Finite-Lived Intangible Assets, Net Net Amounts Amount of additions to intangible assets. Additions To Intangible Assets Additions to intangible assets Amortization of Intangible Assets Amortization of intangibles Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year 2027 (remainder) Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 2028 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2029 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2030 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2031 Line of Credit Facility [Table] Credit Facility [Axis] Credit Facility [Domain] Line of Credit [Member] Revolving Credit Facility Letter of Credit Letter of Credit Scenario [Axis] Scenario, Unspecified [Domain] Represents information pertaining to letters of credit expire on May 31, 2027. Expires on May 31, 2027 [Member] Expires on May 31, 2027 Line of Credit Facility [Line Items] Financing Arrangements Line of Credit Facility, Maximum Borrowing Capacity Borrowing available under financing arrangements Debt Instrument, Basis Spread on Variable Rate Interest rate margin on referred rate Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] The contingent increase above the maximum borrowing capacity under the credit facility, if any one or more of the existing banks or new banks agree to provide such increased commitment amount. Line of Credit Facility Contingent Increase, Additional Borrowing Capacity Additional commitment amount Letters of Credit Outstanding, Amount Letters of credit outstanding amount Represents information pertaining to remaining bonded performance obligations. Remaining Bonded Performance Obligations Unsatisfied bonded performance obligations The aggregate amount of bonds covering other risks including warranty obligations. Bonds Outstanding Covering Other Risks Outstanding amount of bonds covering other risks including warranty obligations Loss Contingencies [Table] Legal Entity [Axis] Entity [Domain] Represents the information pertaining to Atlantic Projects Company (UK) Limited ("APC UK"), who is subsidiary company of APC. Atlantic Projects Company (UK) Limited [Member] U.K. subsidiary Loss Contingencies [Line Items] LEGAL CONTINGENCIES Amount available under letter of credit. Letter Of Credit, Amount Account receivable amount Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Restricted Stock Units Restricted Stock Units Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Shares Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Outstanding, Ending balance (in shares) Outstanding, Beginning balance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Issued (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Weighted Average Grant Date Fair Value Per Share Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Outstanding, Ending balance Fair value (Per share) Outstanding, Beginning balance Fair value (Per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Granted, Fair value (Per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Issued, Fair value (Per share) Represents information pertaining to performance-based restricted stock units. Performance-based restricted stock units Performance-based restricted stock units Represents information pertaining to earnings per share performance-based restricted stock units. Earnings Per Share Performance Based Restricted Stock Units [Member] Earnings per share performance-based restricted stock units Represents the information pertaining to Time based Restricted Stock Units. Time Based Restricted Stock Units Time-based restricted stock units Represents Non Qualified Stock Options. NSOs NSOs Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Unrecognized compensation cost Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Compensation expense recognize, period Represents the number of shares issuable under restricted stock units awarded during the period. NumberOfSharesIssuableUnderRestrictedStocksUnitsAwardedDuringPeriod The number of shares issuable under restricted stock units awarded during the period Represents the number of shares issuable under stock options awarded during the period. Number Of Shares Issuable Under Stock Options Awarded During The Period Number of shares of awarded stock options Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Weighted-average exercise price per share Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period Number of shares of stock options Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Weighted-average exercise price per share Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Number of shares of awarded stock options outstanding Number of treasury stock used to settle stock option exercises and other stock share based awards. Treasury Stock, Settlement of Stock Option Exercises and Other Share Based Awards Treasury stock to settle stock option exercises and other share-based awards Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Shares paid for tax withholding for share based compensation Average price of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement. Share-Based Payment Arrangement, Average Price Per Share Of Shares Withheld for Tax Withholding Obligation Share-based payment Effective Income Tax Rate Reconciliation, Percent Effective income tax rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Federal corporate income tax rate Investment Income [Table] Investment, Name [Axis] Investment, Name [Domain] Represents the information pertaining to equity investments in Solar Tax Credit ("STC") entities. Investments In Solar Tax Credit Entities [Member] STC Investments Represents the information pertaining to equity investments in Solar Tax Credit ("STC") entities that qualifies for PAM. Investments in Solar Tax Credit Entities, Qualify For Pam [Member] STC investments that qualify for PAM Net Investment Income [Line Items] Solar Energy Projects Equity Method Investments Investment account balances The amount of income tax credits of equity investment in solar energy projects. Income Tax Credits Of Equity Investments In Solar Energy Projects Income tax credits and other income tax benefits related to STC investments Amount of amortization of equity investments in solar energy projects. Amortization of Equity Investments in Solar Energy Projects Amortization expense related to STC investment Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table] Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] EARNINGS PER SHARE Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Effect of stock awards Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Anti-dilutive securities not included Share Repurchase Program [Table] Related Party, Type [Axis] Related Party, Type [Domain] Director [Member] Director Share Repurchase Program [Line Items] Share repurchases Amount of increase in authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Share Repurchase Program, Authorized, Amount, Increase Share repurchase program, Increase in authorized amount Stock Repurchase Program, Authorized Amount Authorized amount for stock repurchase program Equity impact of the value of stock that has been repurchased including excise tax during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Stock Repurchased Including Excise Tax During Period, Value Common stock repurchased Average price of a single share of a number of saleable stocks of a company. Average Share Price Share price (in dollars per share) Dividends Payable [Table] Dividends [Axis] Dividends [Domain] Represents information relating to O 2027 Q1 Dividends. O 2027 Q1 Dividends [Member] 2027 Q1 dividend Represents information relating to O 2026 Q4 Dividends. O 2026 Q4 Dividends [Member] 2026 Q4 dividend Represents information relating to O 2026 Q3 Dividends. O 2026 Q3 Dividends [Member] 2026 Q3 dividend Represents information relating to O 2026 Q2 Dividends. O 2026 Q2 Dividends [Member] 2026 Q2 dividend Represents information relating to O 2026 Q1 Dividends. O 2026 Q1 Dividends [Member] 2026 Q1 dividend Dividends Payable [Line Items] Dividends Payable, Date of Record Record date Dividends Payable, Date to be Paid Payment date Common Stock, Dividends, Per Share, Cash Paid Amount Per Share Concentration Risk [Table] Represents information pertaining to industrial construction services. Industrial Construction Services [Member] Industrial Construction Services Telecommunication Infrastructure Services. Telecommunications Infrastructure Services Telecommunications Infrastructure Services Concentration Risk Type [Axis] Concentration Risk Type [Domain] Product Concentration Risk Customer Concentration Risk Customer [Axis] Customer [Domain] Major customer one. Major Customer One Major customer two. Major Customer Two Major customer three. Major Customer Three Major customer four. Major Customer Four Major customer five. Major Customer Five Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Revenue Accounts Receivable [Member] Accounts Receivable Contract Asset Concentration Risk [Line Items] Customer Concentrations Concentration Risk, Percentage Percentage of major customers or segments Number of major customers. Number Of Major Customers Number of customers Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Telecommunications infrastructure services. Telecommunications Infrastructure Services. Teledata Services Consolidation Items [Axis] Consolidation Items [Domain] Operating Segments [Member] Operating Segments Intersegment Eliminations [Member] Intercompany Eliminations Corporate, Non-Segment [Member] Other Segment Reporting Information [Line Items] Segment Reporting Information Segment, Expenditure, Addition to Long-Lived Assets Property, plant and equipment additions Amount of income tax refunds and prepaid income taxes . Income Tax Refunds And Prepaid Income Taxes Income tax refunds receivable and prepaid income taxes Prepaid Expense, Current Prepaid expenses Inventory, Raw Materials, Gross Raw materials inventory Other Assets, Miscellaneous, Current Other Carrying value as of the balance sheet date of obligations incurred through that date and payable for projects costs. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Accrued Project Costs, Current Accrued project costs Accrued Employee Benefits, Current Accrued compensation Carrying value as of the balance sheet date of obligations incurred through that date and payable for lease liabilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Accrued Lease Liabilities, Current Lease liabilities Other Accrued Liabilities, Current Other