000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 110200 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 110201 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 124100 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS link:presentationLink link:calculationLink link:definitionLink 148400 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) link:presentationLink link:calculationLink link:definitionLink 148600 - Statement - CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 170000 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 995445 - Disclosure - Insider Trading Arrangements link:presentationLink link:calculationLink link:definitionLink 995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure link:presentationLink link:calculationLink link:definitionLink 995551 - Disclosure - ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 995552 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS link:presentationLink link:calculationLink link:definitionLink 995553 - Disclosure - BALANCE SHEET INFORMATION link:presentationLink link:calculationLink link:definitionLink 995554 - Disclosure - BUSINESS COMBINATION link:presentationLink link:calculationLink link:definitionLink 995555 - Disclosure - GOODWILL AND PURCHASED INTANGIBLE ASSETS link:presentationLink link:calculationLink link:definitionLink 995556 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 995557 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 995558 - Disclosure - RETIREMENT PLAN link:presentationLink link:calculationLink link:definitionLink 995559 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 995560 - Disclosure - EQUITY link:presentationLink link:calculationLink link:definitionLink 995561 - Disclosure - REVENUE link:presentationLink link:calculationLink link:definitionLink 995562 - Disclosure - EMPLOYEE STOCK PLANS link:presentationLink link:calculationLink link:definitionLink 995563 - Disclosure - RESTRUCTURING CHARGES link:presentationLink link:calculationLink link:definitionLink 995564 - Disclosure - EMPLOYEE RETENTION CREDIT link:presentationLink link:calculationLink link:definitionLink 995565 - Disclosure - NET INCOME (LOSS) PER SHARE link:presentationLink link:calculationLink link:definitionLink 995566 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE LOSS link:presentationLink link:calculationLink link:definitionLink 995567 - Disclosure - SEGMENT INFORMATION link:presentationLink link:calculationLink link:definitionLink 995568 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 995569 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) link:presentationLink link:calculationLink link:definitionLink 995570 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 995571 - Disclosure - BALANCE SHEET INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 995572 - Disclosure - BUSINESS COMBINATION (Tables) link:presentationLink link:calculationLink link:definitionLink 995573 - Disclosure - GOODWILL AND PURCHASED INTANGIBLE ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 995574 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 995575 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 995576 - Disclosure - REVENUE (Tables) link:presentationLink link:calculationLink link:definitionLink 995577 - Disclosure - EMPLOYEE STOCK PLANS (Tables) link:presentationLink link:calculationLink link:definitionLink 995578 - Disclosure - RESTRUCTURING CHARGES (Tables) link:presentationLink link:calculationLink link:definitionLink 995579 - Disclosure - NET INCOME (LOSS) PER SHARE (Tables) link:presentationLink link:calculationLink link:definitionLink 995580 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables) link:presentationLink link:calculationLink link:definitionLink 995581 - Disclosure - SEGMENT INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 995582 - Disclosure - ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Details) link:presentationLink link:calculationLink link:definitionLink 995583 - Disclosure - ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Details 1) link:presentationLink link:calculationLink link:definitionLink 995584 - Disclosure - ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995585 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 995586 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995587 - Disclosure - BALANCE SHEET INFORMATION (Details) link:presentationLink link:calculationLink link:definitionLink 995588 - Disclosure - BALANCE SHEET INFORMATION (Details 1) link:presentationLink link:calculationLink link:definitionLink 995589 - Disclosure - BALANCE SHEET INFORMATION (Details 2) link:presentationLink link:calculationLink link:definitionLink 995590 - Disclosure - BALANCE SHEET INFORMATION (Details 3) link:presentationLink link:calculationLink link:definitionLink 995591 - Disclosure - BALANCE SHEET INFORMATION (Details 4) link:presentationLink link:calculationLink link:definitionLink 995592 - Disclosure - BALANCE SHEET INFORMATION (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995593 - Disclosure - BUSINESS COMBINATION (Details) link:presentationLink link:calculationLink link:definitionLink 995594 - Disclosure - BUSINESS COMBINATION (Details 1) link:presentationLink link:calculationLink link:definitionLink 995595 - Disclosure - BUSINESS COMBINATION (Details 2) link:presentationLink link:calculationLink link:definitionLink 995596 - Disclosure - BUSINESS COMBINATION (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995597 - Disclosure - GOODWILL AND PURCHASED INTANGIBLE ASSETS (Details) link:presentationLink link:calculationLink link:definitionLink 995598 - Disclosure - GOODWILL AND PURCHASED INTANGIBLE ASSETS (Details 1) link:presentationLink link:calculationLink link:definitionLink 995599 - Disclosure - GOODWILL AND PURCHASED INTANGIBLE ASSETS (Details 2) link:presentationLink link:calculationLink link:definitionLink 995600 - Disclosure - GOODWILL AND PURCHASED INTANGIBLE ASSETS (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995601 - Disclosure - INCOME TAXES (Details) link:presentationLink link:calculationLink link:definitionLink 995602 - Disclosure - INCOME TAXES (Details 1) link:presentationLink link:calculationLink link:definitionLink 995603 - Disclosure - INCOME TAXES (Details 2) link:presentationLink link:calculationLink link:definitionLink 995604 - Disclosure - INCOME TAXES (Details 3) link:presentationLink link:calculationLink link:definitionLink 995605 - Disclosure - INCOME TAXES (Details 4) link:presentationLink link:calculationLink link:definitionLink 995606 - Disclosure - INCOME TAXES (Details 5) link:presentationLink link:calculationLink link:definitionLink 995607 - Disclosure - INCOME TAXES (Details 6) link:presentationLink link:calculationLink link:definitionLink 995608 - Disclosure - INCOME TAXES (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995609 - Disclosure - LEASES (Details) link:presentationLink link:calculationLink link:definitionLink 995610 - Disclosure - LEASES (Details 1) link:presentationLink link:calculationLink link:definitionLink 995611 - Disclosure - LEASES (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995612 - Disclosure - RETIREMENT PLAN (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995613 - Disclosure - EQUITY (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995614 - Disclosure - REVENUE (Details) link:presentationLink link:calculationLink link:definitionLink 995615 - Disclosure - REVENUE (Details 1) link:presentationLink link:calculationLink link:definitionLink 995616 - Disclosure - REVENUE (Details 2) link:presentationLink link:calculationLink link:definitionLink 995617 - Disclosure - REVENUE (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995618 - Disclosure - EMPLOYEE STOCK PLANS (Details) link:presentationLink link:calculationLink link:definitionLink 995619 - Disclosure - EMPLOYEE STOCK PLANS (Details 1) link:presentationLink link:calculationLink link:definitionLink 995620 - Disclosure - EMPLOYEE STOCK PLANS (Details 2) link:presentationLink link:calculationLink link:definitionLink 995621 - Disclosure - EMPLOYEE STOCK PLANS (Details 3) link:presentationLink link:calculationLink link:definitionLink 995622 - Disclosure - EMPLOYEE STOCK PLANS (Details 4) link:presentationLink link:calculationLink link:definitionLink 995623 - Disclosure - EMPLOYEE STOCK PLANS (Details 5) link:presentationLink link:calculationLink link:definitionLink 995624 - Disclosure - EMPLOYEE STOCK PLANS (Details 6) link:presentationLink link:calculationLink link:definitionLink 995625 - Disclosure - EMPLOYEE STOCK PLANS (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995626 - Disclosure - RESTRUCTURING CHARGES (Details) link:presentationLink link:calculationLink link:definitionLink 995627 - Disclosure - RESTRUCTURING CHARGES (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995628 - Disclosure - EMPLOYEE RETENTION CREDIT (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995629 - Disclosure - NET INCOME (LOSS) PER SHARE (Details) link:presentationLink link:calculationLink link:definitionLink 995630 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) link:presentationLink link:calculationLink link:definitionLink 995631 - Disclosure - SEGMENT INFORMATION (Details) link:presentationLink link:calculationLink link:definitionLink 995632 - Disclosure - SEGMENT INFORMATION (Details Narrative) link:presentationLink link:calculationLink link:definitionLink