000 - Document - Document And Entity Information link:calculationLink link:definitionLink link:presentationLink 001 - Statement - Unaudited Condensed Consolidated Balance Sheets (Current Period Unaudited) link:calculationLink link:definitionLink link:presentationLink 002 - Statement - Unaudited Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 003 - Statement - Unaudited Condensed Consolidated Statements of Operations and Comprehensive Loss link:calculationLink link:definitionLink link:presentationLink 004 - Statement - Unaudited Condensed Consolidated Statements of Operations and Comprehensive Loss (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 005 - Statement - Unaudited Condensed Consolidated Statements of Stockholders' Equity link:calculationLink link:definitionLink link:presentationLink 006 - Statement - Unaudited Condensed Consolidated Statements of Cash Flows link:calculationLink link:definitionLink link:presentationLink 007 - Disclosure - Note 1 - The Company and Its Significant Accounting Policies link:calculationLink link:definitionLink link:presentationLink 008 - Disclosure - Note 2 - Revenue link:calculationLink link:definitionLink link:presentationLink 009 - Disclosure - Note 3 - Supplemental Financial Information link:calculationLink link:definitionLink link:presentationLink 010 - Disclosure - Note 4 - Leases link:calculationLink link:definitionLink link:presentationLink 011 - Disclosure - Note 5 - Derivative Financial Instruments link:calculationLink link:definitionLink link:presentationLink 012 - Disclosure - Note 6 - Fair Value Measurements link:calculationLink link:definitionLink link:presentationLink 013 - Disclosure - Note 7 - Commitments and Contingencies link:calculationLink link:definitionLink link:presentationLink 014 - Disclosure - Note 8 - Debt link:calculationLink link:definitionLink link:presentationLink 015 - Disclosure - Note 9 - Stock Incentive Plans link:calculationLink link:definitionLink link:presentationLink 016 - Disclosure - Note 10 - Net Income (Loss) Per Common Share link:calculationLink link:definitionLink link:presentationLink 017 - Disclosure - Note 11 - Segment Information link:calculationLink link:definitionLink link:presentationLink 018 - Disclosure - Note 12 - Joint Venture link:calculationLink link:definitionLink link:presentationLink 019 - Disclosure - Note 13 - Income Tax link:calculationLink link:definitionLink link:presentationLink 020 - Disclosure - Note 14 - Related Party link:calculationLink link:definitionLink link:presentationLink 995467 - Disclosure - Significant Accounting Policies (Policies) link:calculationLink link:definitionLink link:presentationLink 995468 - Disclosure - Note 2 - Revenue (Tables) link:calculationLink link:definitionLink link:presentationLink 995469 - Disclosure - Note 3 - Supplemental Financial Information (Tables) link:calculationLink link:definitionLink link:presentationLink 995470 - Disclosure - Note 4 - Leases (Tables) link:calculationLink link:definitionLink link:presentationLink 995471 - Disclosure - Note 5 - Derivative Financial Instruments (Tables) link:calculationLink link:definitionLink link:presentationLink 995472 - Disclosure - Note 6 - Fair Value Measurements (Tables) link:calculationLink link:definitionLink link:presentationLink 995473 - Disclosure - Note 7 - Commitments and Contingencies (Tables) link:calculationLink link:definitionLink link:presentationLink 995474 - Disclosure - Note 8 - Debt (Tables) link:calculationLink link:definitionLink link:presentationLink 995475 - Disclosure - Note 9 - Stock Incentive Plans (Tables) link:calculationLink link:definitionLink link:presentationLink 995476 - Disclosure - Note 10 - Net Income (Loss) Per Common Share (Tables) link:calculationLink link:definitionLink link:presentationLink 995477 - Disclosure - Note 11 - Segment Information (Tables) link:calculationLink link:definitionLink link:presentationLink 995478 - Disclosure - Note 12 - Joint Venture (Tables) link:calculationLink link:definitionLink link:presentationLink 995479 - Disclosure - Note 13 - Income Tax (Tables) link:calculationLink link:definitionLink link:presentationLink 995480 - Disclosure - Note 1 - The Company and Its Significant Accounting Policies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995481 - Disclosure - Note 2 - Revenue 1 (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995482 - Disclosure - Note 2 - Revenue 2 (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995483 - Disclosure - Note 2 - Revenue - Changes in Contract Assets and Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 995484 - Disclosure - Note 2 - Revenue - Long-term Warranty and Non-cancellable Post-warranty Services (Details) link:calculationLink link:definitionLink link:presentationLink 995485 - Disclosure - Note 2 - Revenue - Long-term Warranty and Non-cancellable Post-warranty Services 2 (Details) link:calculationLink link:definitionLink link:presentationLink 995486 - Disclosure - Note 2 - Revenue - Expenses Related to Capitalized Contract Costs (Details) link:calculationLink link:definitionLink link:presentationLink 995487 - Disclosure - Note 3 - Supplemental Financial Information (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995488 - Disclosure - Note 3 - Supplemental Financial Information - Financing Receivables (Details) link:calculationLink link:definitionLink link:presentationLink 995489 - Disclosure - Note 3 - Supplemental Financial Information - Inventories, Net (Details) link:calculationLink link:definitionLink link:presentationLink 995490 - Disclosure - Note 3 - Supplemental Financial Information - Prepaid and Other Current Assets (Details) link:calculationLink link:definitionLink link:presentationLink 995491 - Disclosure - Note 3 - Supplemental Financial Information - Property and Equipment, Net (Details) link:calculationLink link:definitionLink link:presentationLink 995492 - Disclosure - Note 3 - Supplemental Financial Information - Goodwil (Details) link:calculationLink link:definitionLink link:presentationLink 995493 - Disclosure - Note 3 - Supplemental Financial Information - Other Assets (Details) link:calculationLink link:definitionLink link:presentationLink 995494 - Disclosure - Note 3 - Supplemental Financial Information - Other Accrued Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 995495 - Disclosure - Note 3 - Supplemental Financial Information - Accumulated Other Comprehensive Loss (Details) link:calculationLink link:definitionLink link:presentationLink 995496 - Disclosure - Note 3 - Supplemental Financial Information - Interest Expense (Details) link:calculationLink link:definitionLink link:presentationLink 995497 - Disclosure - Note 3 - Supplemental Financial Information - Other (Expense) Income, Net (Details) link:calculationLink link:definitionLink link:presentationLink 995498 - Disclosure - Note 4 - Leases - Operating Lease (Details) link:calculationLink link:definitionLink link:presentationLink 995499 - Disclosure - Note 4 - Leases - Operating Lease Right-of-use Assets and Operating Lease Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 995500 - Disclosure - Note 4 - Leases - Operating Lease Liabilities Maturities (Details) link:calculationLink link:definitionLink link:presentationLink 995501 - Disclosure - Note 4 - Leases - Operating Lease Weighted-average Remaining Lease Term and Discount Rate (Details) link:calculationLink link:definitionLink link:presentationLink 995502 - Disclosure - Note 5 - Derivative Financial Instruments (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995503 - Disclosure - Note 5 - Derivative Financial Instruments - Derivative Assets and Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 995504 - Disclosure - Note 5 - Derivative Financial Instruments - Outstanding Foreign Currency Forward Contracts (Details) link:calculationLink link:definitionLink link:presentationLink 995505 - Disclosure - Note 5 - Derivative Financial Instruments - Gains and Losses, Cash Flow Hedging Arrangements (Details) link:calculationLink link:definitionLink link:presentationLink 995506 - Disclosure - Note 5 - Derivative Financial Instruments - Outstanding Balance Sheet Hedge Contracts (Details) link:calculationLink link:definitionLink link:presentationLink 995507 - Disclosure - Note 5 - Derivative Financial Instruments - Gains or Losses, Derivative Financial Instruments (Details) link:calculationLink link:definitionLink link:presentationLink 995508 - Disclosure - Note 6 - Fair Value Measurements (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995509 - Disclosure - Note 6 - Fair Value Measurements - Changes in Fair Value, Penny Warrants (Details) link:calculationLink link:definitionLink link:presentationLink 995510 - Disclosure - Note 6 - Fair Value Measurements - Carrying Value and Estimated Fair Value, 3.75% Convertible Senior Notes (Details) link:calculationLink link:definitionLink link:presentationLink 995511 - Disclosure - Note 6 - Fair Value Measurements - Carrying Value and Estimated Fair Value, 3.75% Convertible Senior Notes (Details) (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 995512 - Disclosure - Note 7 - Commitments and Contingencies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995513 - Disclosure - Note 7 - Commitments and Contingencies - Royalty Expense and Royalty Payments (Details) link:calculationLink link:definitionLink link:presentationLink 995514 - Disclosure - Note 7 - Commitments and Contingencies - Summary of Restructuring Charges (Details) link:calculationLink link:definitionLink link:presentationLink 995515 - Disclosure - Note 8 - Debt (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995516 - Disclosure - Note 8 - Debt - Outstanding Debt (Details) link:calculationLink link:definitionLink link:presentationLink 995517 - Disclosure - Note 8 - Debt - Interest Expense (Details) link:calculationLink link:definitionLink link:presentationLink 995518 - Disclosure - Note 8 - Debt - Weighted Average Effective Interest Rate (Details) link:calculationLink link:definitionLink link:presentationLink 995519 - Disclosure - Note 9 - Stock Incentive Plans (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995520 - Disclosure - Note 9 - Stock Incentive Plans (Details) link:calculationLink link:definitionLink link:presentationLink 995521 - Disclosure - Note 10 - Net Income (Loss) Per Common Share (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995522 - Disclosure - Note 10 - Net Income (Loss) Per Common Share - Basic and Diluted Net Loss per Common Share Calculation (Details) link:calculationLink link:definitionLink link:presentationLink 995523 - Disclosure - Note 11 - Segment Information (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995524 - Disclosure - Note 11 - Segment Information - Revenue by Geographic Area (Details) link:calculationLink link:definitionLink link:presentationLink 995525 - Disclosure - Note 11 - Segment Information - Long-lived Assets by Geographic Area (Details) link:calculationLink link:definitionLink link:presentationLink 995526 - Disclosure - Note 12 - Joint Venture (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995527 - Disclosure - Note 12 - Joint Venture - Summarized Financial Information (Details) link:calculationLink link:definitionLink link:presentationLink 995528 - Disclosure - Note 13 - Income Tax (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995529 - Disclosure - Note 13 - Income Tax - Provision for Income Taxes (Details) link:calculationLink link:definitionLink link:presentationLink 995530 - Disclosure - Note 14 - Related Party (Details Textual) link:calculationLink link:definitionLink link:presentationLink