00000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 00000002 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 00000003 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 00000004 - Statement - Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 00000005 - Statement - Consolidated Statements of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 00000006 - Statement - Consolidated Statements Shareholders' Equity link:presentationLink link:calculationLink link:definitionLink 00000007 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 999015 - Disclosure - DESCRIPTION OF BUSINESS link:presentationLink link:calculationLink link:definitionLink 999016 - Disclosure - BASIS OF PRESENTATION link:presentationLink link:calculationLink link:definitionLink 999017 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 999018 - Disclosure - REVENUE link:presentationLink link:calculationLink link:definitionLink 999019 - Disclosure - ACCOUNTS RECEIVABLE link:presentationLink link:calculationLink link:definitionLink 999020 - Disclosure - SERVICE INVENTORIES link:presentationLink link:calculationLink link:definitionLink 999021 - Disclosure - PROPERTY, PLANT, & EQUIPMENT link:presentationLink link:calculationLink link:definitionLink 999022 - Disclosure - GOODWILL, INTANGIBLE, AND OTHER ASSETS link:presentationLink link:calculationLink link:definitionLink 999023 - Disclosure - LEASING link:presentationLink link:calculationLink link:definitionLink 999024 - Disclosure - DEBT link:presentationLink link:calculationLink link:definitionLink 999025 - Disclosure - EMPLOYEE BENEFITS link:presentationLink link:calculationLink link:definitionLink 999026 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 999027 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 999028 - Disclosure - SHARE-BASED COMPENSATION link:presentationLink link:calculationLink link:definitionLink 999029 - Disclosure - EQUITY link:presentationLink link:calculationLink link:definitionLink 999030 - Disclosure - EARNINGS PER SHARE link:presentationLink link:calculationLink link:definitionLink 999031 - Disclosure - FAIR VALUE ACCOUNTING link:presentationLink link:calculationLink link:definitionLink 999032 - Disclosure - RELATED PARTY TRANSACTIONS link:presentationLink link:calculationLink link:definitionLink 999033 - Disclosure - REPORTABLE SEGMENTS link:presentationLink link:calculationLink link:definitionLink 999034 - Disclosure - SUBSEQUENT EVENTS link:presentationLink link:calculationLink link:definitionLink 999035 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 999036 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) link:presentationLink link:calculationLink link:definitionLink 999037 - Disclosure - REVENUE (Tables) link:presentationLink link:calculationLink link:definitionLink 999038 - Disclosure - ACCOUNTS RECEIVABLE (Tables) link:presentationLink link:calculationLink link:definitionLink 999039 - Disclosure - SERVICE INVENTORIES (Tables) link:presentationLink link:calculationLink link:definitionLink 999040 - Disclosure - PROPERTY, PLANT, & EQUIPMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 999041 - Disclosure - GOODWILL, INTANGIBLE, AND OTHER ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 999042 - Disclosure - LEASING (Tables) link:presentationLink link:calculationLink link:definitionLink 999043 - Disclosure - DEBT (Tables) link:presentationLink link:calculationLink link:definitionLink 999044 - Disclosure - EMPLOYEE BENEFITS (Tables) link:presentationLink link:calculationLink link:definitionLink 999045 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 999046 - Disclosure - SHARE-BASED COMPENSATION (Tables) link:presentationLink link:calculationLink link:definitionLink 999047 - Disclosure - EARNINGS PER SHARE (Tables) link:presentationLink link:calculationLink link:definitionLink 999048 - Disclosure - FAIR VALUE ACCOUNTING (Tables) link:presentationLink link:calculationLink link:definitionLink 999049 - Disclosure - REPORTABLE SEGMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 999050 - Disclosure - SCHEDULE OF CASH AND CASH EQUIVALENTS (Details) link:presentationLink link:calculationLink link:definitionLink 999051 - Disclosure - SCHEDULE OF ESTIMATED USEFUL LIFE PROPERTY, PLANT AND EQUIPMENT (Details) link:presentationLink link:calculationLink link:definitionLink 999052 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999053 - Disclosure - SCHEDULE OF DISAGGREGATION OF REVENUE BY SERVICE TYPE (Details) link:presentationLink link:calculationLink link:definitionLink 999054 - Disclosure - SCHEDULE OF ACCOUNTS RECEIVABLE (Details) link:presentationLink link:calculationLink link:definitionLink 999055 - Disclosure - SCHEDULE OF ALLOWANCE FOR DOUBTFUL ACCOUNTS (Details) link:presentationLink link:calculationLink link:definitionLink 999056 - Disclosure - ACCOUNTS RECEIVABLE (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999057 - Disclosure - SCHEDULE OF SERVICE INVENTORIES (Details) link:presentationLink link:calculationLink link:definitionLink 999058 - Disclosure - SCHEDULE OF PROPERTY, PLANT AND EQUIPMENT (Details) link:presentationLink link:calculationLink link:definitionLink 999059 - Disclosure - PROPERTY, PLANT, & EQUIPMENT (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999060 - Disclosure - SCHEDULE OF CHANGES IN CARRYING AMOUNT OF GOODWILL (Details) link:presentationLink link:calculationLink link:definitionLink 999061 - Disclosure - SCHEDULE OF WEIGHTED AVERAGE AMORTIZATION PERIOD FOR INTANGIBLE ASSETS (Details) link:presentationLink link:calculationLink link:definitionLink 999062 - Disclosure - SCHEDULE OF INTANGIBLE ASSETS SUBJECT TO AMORTIZATION (Details) link:presentationLink link:calculationLink link:definitionLink 999063 - Disclosure - GOODWILL, INTANGIBLE, AND OTHER ASSETS (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999064 - Disclosure - SCHEDULE OF INVESTMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 999065 - Disclosure - SCHEDULE OF EARNINGS (LOSS) FROM EQUITY INVESTMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 999066 - Disclosure - SCHEDULE OF FINANCIAL INFORMATION FOR OUR EQUITY METHOD INVESTMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 999067 - Disclosure - SCHEDULE OF COMPONENTS OF LEASE EXPENSE (Details) link:presentationLink link:calculationLink link:definitionLink 999068 - Disclosure - SCHEDULE OF AMOUNTS RECOGNIZED IN THE CONSOLIDATED BALANCE SHEET (Details) link:presentationLink link:calculationLink link:definitionLink 999069 - Disclosure - SCHEDULE OF OPERATING LEASE LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 999070 - Disclosure - SCHEDULE OF MATURITIES OF OUR LEASE LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 999071 - Disclosure - SCHEDULE OF LONG TERM DEBT OBLIGATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 999072 - Disclosure - SCHEDULE OF SHORT TERM DEBT OBLIGATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 999073 - Disclosure - SCHEDULE PRINCIPAL PAYMENTS OF LONG TERM DEBT (Details) link:presentationLink link:calculationLink link:definitionLink 999074 - Disclosure - DEBT (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999075 - Disclosure - SCHEDULE OF FUNDED STATUS OF END-OF-SERVICE INDEMNITIES EMPLOYEES RECEIVE UNDER ONE OF FIVE BENEFIT STRUCTURES (Details) link:presentationLink link:calculationLink link:definitionLink 999076 - Disclosure - SCHEDULE OF COMPONENTS OF NET PERIODIC BENEFIT COST (Details) link:presentationLink link:calculationLink link:definitionLink 999077 - Disclosure - SCHEDULE OF ASSUMPTIONS USED TO DETERMINE BENEFIT OBLIGATIONS AND NET PERIODIC BENEFIT COST (Details) link:presentationLink link:calculationLink link:definitionLink 999078 - Disclosure - SCHEDULE OF BENEFIT OBLIGATIONS CHANGE IN ASSUMPTION (Details) link:presentationLink link:calculationLink link:definitionLink 999079 - Disclosure - SCHEDULE OF EXPECTED FUTURE BENEFIT PAYMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 999080 - Disclosure - EMPLOYEE BENEFITS (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999081 - Disclosure - SCHEDULE OF INCOME BEFORE INCOME TAX DOMESTIC AND FOREIGN (Details) link:presentationLink link:calculationLink link:definitionLink 999082 - Disclosure - SCHEDULE OF COMPONENTS OF INCOME TAX EXPENSE (BENEFIT) (Details) link:presentationLink link:calculationLink link:definitionLink 999083 - Disclosure - SCHEDULE OF DEFERRED INCOME TAX ASSETS (LIABILITIES) (Details) link:presentationLink link:calculationLink link:definitionLink 999084 - Disclosure - SCHEDULE OF EFFECTIVE INCOME TAX RATE RECONCILIATION (Details) link:presentationLink link:calculationLink link:definitionLink 999085 - Disclosure - SCHEDULE OF UNRECOGNIZED TAX BENEFITS (Details) link:presentationLink link:calculationLink link:definitionLink 999086 - Disclosure - SCHEDULE OF INCOME TAXES PAID (Details) link:presentationLink link:calculationLink link:definitionLink 999087 - Disclosure - INCOME TAXES (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999088 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999089 - Disclosure - SCHEDULE OF UNVESTED RESTRICTED STOCK (Details) link:presentationLink link:calculationLink link:definitionLink 999090 - Disclosure - SCHEDULE OF STOCK-BASED COMPENSATION (Details) link:presentationLink link:calculationLink link:definitionLink 999091 - Disclosure - SHARE-BASED COMPENSATION (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999092 - Disclosure - EQUITY (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999093 - Disclosure - SCHEDULE OF RECONCILIATION OF BASIC AND DILUTED COMMON SHARES OUTSTANDING (Details) link:presentationLink link:calculationLink link:definitionLink 999094 - Disclosure - SCHEDULE OF BASIC AND DILUTED EARNINGS PER COMMON SHARE (Details) link:presentationLink link:calculationLink link:definitionLink 999095 - Disclosure - EARNINGS PER SHARE (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999096 - Disclosure - SCHEDULE OF FAIR VALUE OF HIERARCHY AT FAIR VALUE ON RECURRING BASIS (Details) link:presentationLink link:calculationLink link:definitionLink 999097 - Disclosure - SCHEDULE OF FAIR VALUE OF LEVEL 3 MEASUREMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 999098 - Disclosure - RELATED PARTY TRANSACTIONS (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999099 - Disclosure - SCHEDULE OF SEGMENT REPORTING INFORMATION (Details) link:presentationLink link:calculationLink link:definitionLink 999100 - Disclosure - SCHEDULE OF SEGMENT EXPENSES (Details) link:presentationLink link:calculationLink link:definitionLink 999101 - Disclosure - SCHEDULE OF SEGMENT INFORMATION BY GEOGRAPHIC AREA (Details) link:presentationLink link:calculationLink link:definitionLink 999102 - Disclosure - REPORTABLE SEGMENTS (Details Narrative) link:presentationLink link:calculationLink link:definitionLink