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Disclosure - Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 2305301 - Disclosure - Significant Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 2406402 - Disclosure - Significant Accounting Policies - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2407403 - Disclosure - Significant Accounting Policies - Assessment of Revenue under ASC 606 (Details) link:presentationLink link:calculationLink link:definitionLink 2108103 - Disclosure - Inventory link:presentationLink link:calculationLink link:definitionLink 2309302 - Disclosure - Inventory (Tables) link:presentationLink link:calculationLink link:definitionLink 2410404 - Disclosure - Inventory (Details) link:presentationLink link:calculationLink link:definitionLink 2111104 - Disclosure - Property and Equipment link:presentationLink link:calculationLink link:definitionLink 2312303 - Disclosure - Property and Equipment (Tables) link:presentationLink link:calculationLink link:definitionLink 2413405 - Disclosure - Property and Equipment - Property and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 2414406 - Disclosure - Property and Equipment - Depreciation (Details) link:presentationLink link:calculationLink link:definitionLink 2115105 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 2316304 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 2417407 - Disclosure - Leases - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2418408 - Disclosure - Leases - Supplemental Balance Sheet Information (Details) link:presentationLink link:calculationLink link:definitionLink 2419409 - Disclosure - Leases - Lease Costs for Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 2420410 - Disclosure - Leases - Maturities of Operating Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2420410 - Disclosure - Leases - Maturities of Operating Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2121106 - Disclosure - Goodwill and Intangible Assets link:presentationLink link:calculationLink link:definitionLink 2322305 - Disclosure - Goodwill and Intangible Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 2423411 - Disclosure - Goodwill and Intangible Assets - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2424412 - Disclosure - Goodwill and Intangible Assets - Changes in Carrying Amount of Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 2425413 - Disclosure - Goodwill and Intangible Assets - Intangible Assets Activity Summary (Details) link:presentationLink link:calculationLink link:definitionLink 2426414 - Disclosure - Goodwill and Intangible Assets - Amortization Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2427415 - Disclosure - Goodwill and Intangible Assets - Expected Future Amortization of Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2128107 - Disclosure - Accrued Expenses link:presentationLink link:calculationLink link:definitionLink 2329306 - Disclosure - Accrued Expenses (Tables) link:presentationLink link:calculationLink link:definitionLink 2430416 - Disclosure - Accrued Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 2131108 - Disclosure - Long Term Debt link:presentationLink link:calculationLink link:definitionLink 2332307 - Disclosure - Long Term Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 2433417 - Disclosure - Long Term Debt - Term Loan (Details) link:presentationLink link:calculationLink link:definitionLink 2434418 - Disclosure - Long Term Debt - Term Loan Debt Issuance Costs (Details) link:presentationLink link:calculationLink link:definitionLink 2435419 - Disclosure - Long Term Debt - Term Loan Balances (Details) link:presentationLink link:calculationLink link:definitionLink 2436420 - Disclosure - Long Term Debt - Term Loan Interest Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2437421 - Disclosure - Long Term Debt - Term Loan Maturity (Details) link:presentationLink link:calculationLink link:definitionLink 2438422 - Disclosure - Long Term Debt - Term Loan Extinguishment of Debt (Details) link:presentationLink link:calculationLink link:definitionLink 2139109 - Disclosure - Net Loss Per Common Share link:presentationLink link:calculationLink link:definitionLink 2340308 - Disclosure - Net Loss Per Common Share (Tables) link:presentationLink link:calculationLink link:definitionLink 2441423 - Disclosure - Net Loss Per Common Share - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2442424 - Disclosure - Net Loss Per Common Share - Basic Net Loss Per Common Share (Details) link:presentationLink link:calculationLink link:definitionLink 2443425 - Disclosure - Net Loss Per Common Share - Diluted Net Loss Per Common Share (Details) link:presentationLink link:calculationLink link:definitionLink 2144110 - Disclosure - Equity link:presentationLink link:calculationLink link:definitionLink 2345309 - Disclosure - Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 2446426 - Disclosure - Equity - Convertible Preferred Stock Series B (Details) link:presentationLink link:calculationLink link:definitionLink 2447427 - Disclosure - Equity - Changes in Series B Preferred Stock (Details) link:presentationLink link:calculationLink link:definitionLink 2448428 - Disclosure - Equity - Stock Incentive Plans (Details) link:presentationLink link:calculationLink link:definitionLink 2449429 - Disclosure - Equity - Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2450430 - Disclosure - Equity - Modification of Stock Options (Details) link:presentationLink link:calculationLink link:definitionLink 2451431 - Disclosure - Equity - Restricted Stock Awards (Details) link:presentationLink link:calculationLink link:definitionLink 2452432 - Disclosure - Equity - Summary of Restricted Stock Awards (Details) link:presentationLink link:calculationLink link:definitionLink 2453433 - Disclosure - Equity - Recognized Stock-Based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 2454434 - Disclosure - Equity - Treasury Stock (Details) link:presentationLink link:calculationLink link:definitionLink 2155111 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 2356310 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 2457435 - Disclosure - Income Taxes - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2458436 - Disclosure - Income Taxes - Deferred Tax Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2459437 - Disclosure - Income Taxes - Reconciliation of the Federal Statutory Income Tax (Details) link:presentationLink link:calculationLink link:definitionLink 2460438 - Disclosure - Income Taxes - Schedule of current and deferred income tax expense (benefit) (Details) link:presentationLink link:calculationLink link:definitionLink 2461439 - Disclosure - Income Taxes - Reconciliation of unrecognized tax benefits (Details) link:presentationLink link:calculationLink link:definitionLink 2162112 - Disclosure - Supplemental Disclosure of Cash Flow and Non-Cash Investing and Financing Activities link:presentationLink link:calculationLink link:definitionLink 2363311 - Disclosure - Supplemental Disclosure of Cash Flow and Non-Cash Investing and Financing Activities (Tables) link:presentationLink link:calculationLink link:definitionLink 2464440 - Disclosure - Supplemental Disclosure of Cash Flow and Non-Cash Investing and Financing Activities (Details) link:presentationLink link:calculationLink link:definitionLink 2165113 - Disclosure - 401(k) Plan link:presentationLink link:calculationLink link:definitionLink 2466441 - Disclosure - 401(k) Plan (Details) link:presentationLink link:calculationLink link:definitionLink 2167114 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 2368312 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 2469442 - Disclosure - Commitments and Contingencies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2470443 - Disclosure - Commitments and Contingencies - Estimated Annual Lease, Royalty, and Employment Agreement Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 2171115 - Disclosure - Revenue Data by Customer Type link:presentationLink link:calculationLink link:definitionLink 2372313 - Disclosure - Revenue Data by Customer Type (Tables) link:presentationLink link:calculationLink link:definitionLink 2473444 - Disclosure - Revenue Data by Customer Type (Details) link:presentationLink link:calculationLink link:definitionLink 2174116 - Disclosure - Related Party Transactions link:presentationLink link:calculationLink link:definitionLink 2475445 - Disclosure - Related Party Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 2176117 - Disclosure - Restructuring link:presentationLink link:calculationLink link:definitionLink 2377314 - Disclosure - Restructuring (Tables) link:presentationLink link:calculationLink link:definitionLink 2478446 - Disclosure - Restructuring - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2479447 - Disclosure - Restructuring - Restructuring Reserve Liability (Details) link:presentationLink link:calculationLink link:definitionLink 2180118 - Disclosure - Quarterly Financial Data link:presentationLink link:calculationLink link:definitionLink 2381315 - Disclosure - Quarterly Financial Data (Tables) link:presentationLink link:calculationLink link:definitionLink 2482448 - Disclosure - Quarterly Financial Data (Details) link:presentationLink link:calculationLink link:definitionLink 2183119 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 2184120 - Disclosure - Schedule II Valuation and Qualifying Accounts link:presentationLink link:calculationLink link:definitionLink 2485449 - Disclosure - Schedule II Valuation and Qualifying Accounts (Details) link:presentationLink link:calculationLink link:definitionLink