001 - Document - Document and Entity Information
link:presentationLink
link:definitionLink
link:calculationLink
002 - Statement - CONSOLIDATED BALANCE SHEETS
link:presentationLink
link:definitionLink
link:calculationLink
003 - Statement - CONSOLIDATED BALANCE SHEETS (Parentheticals)
link:presentationLink
link:definitionLink
link:calculationLink
004 - Statement - CONSOLIDATED STATEMENTS OF INCOME Unaudited
link:presentationLink
link:definitionLink
link:calculationLink
005 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS Unaudited
link:presentationLink
link:definitionLink
link:calculationLink
006 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY
link:presentationLink
link:definitionLink
link:calculationLink
007 - Disclosure - BUSINESS AND ORGANIZATION
link:presentationLink
link:definitionLink
link:calculationLink
008 - Disclosure - UNCOMPLETED CONTRACTS
link:presentationLink
link:definitionLink
link:calculationLink
009 - Disclosure - CLAIMS
link:presentationLink
link:definitionLink
link:calculationLink
010 - Disclosure - FAIR VALUE MEASUREMENTS
link:presentationLink
link:definitionLink
link:calculationLink
011 - Disclosure - DISCONTINUED OPERATIONS
link:presentationLink
link:definitionLink
link:calculationLink
012 - Disclosure - EARNINGS PER SHARE
link:presentationLink
link:definitionLink
link:calculationLink
013 - Disclosure - UNCOMPLETED CONTRACTS (Tables)
link:presentationLink
link:definitionLink
link:calculationLink
014 - Disclosure - DISCONTINUED OPERATIONS (Tables)
link:presentationLink
link:definitionLink
link:calculationLink
015 - Disclosure - EARNINGS PER SHARE (Tables)
link:presentationLink
link:definitionLink
link:calculationLink
016 - Disclosure - BUSINESS AND ORGANIZATION (Detail Textuals)
link:presentationLink
link:definitionLink
link:calculationLink
017 - Disclosure - UNCOMPLETED CONTRACTS - Costs, estimated earnings, and billings on uncompleted contracts (Details)
link:presentationLink
link:definitionLink
link:calculationLink
018 - Disclosure - UNCOMPLETED CONTRACTS (Detail Textuals)
link:presentationLink
link:definitionLink
link:calculationLink
019 - Disclosure - CLAIMS (Detail Textuals)
link:presentationLink
link:definitionLink
link:calculationLink
020 - Disclosure - FAIR VALUE MEASUREMENTS (Detail Textuals)
link:presentationLink
link:definitionLink
link:calculationLink
021 - Disclosure - DISCONTINUED OPERATIONS - Operating results for S.T. Pipeline, Inc. (Details)
link:presentationLink
link:definitionLink
link:calculationLink
022 - Disclosure - DISCONTINUED OPERATIONS - Components of asset and liabilities that are classified as discontinued operations (Details 1)
link:presentationLink
link:definitionLink
link:calculationLink
023 - Disclosure - DISCONTINUED OPERATIONS (Detail Textuals)
link:presentationLink
link:definitionLink
link:calculationLink
024 - Disclosure - EARNINGS PER SHARE - Amounts used to compute earnings per share (Details)
link:presentationLink
link:definitionLink
link:calculationLink