Aeterna Zentaris Inc. (AEZS) SEC Filing 20-F Annual report for the fiscal year ending Sunday, December 31, 2017

Document And Entity Information

Consolidated Statements Of Cash Flows

Consolidated Statements Of Cash Flows - Parenthetical

Consolidated Statements Of Changes In Shareholders' Equity

Consolidated Statements Of Comprehensive Loss

Consolidated Statements Of Financial Position

Business Overview

Business Overview (details)

Capital Disclosures

Cash And Cash Equivalents

Cash And Cash Equivalents (details)

Cash And Cash Equivalents (tables)

Commitments And Contingencies

Commitments And Contingencies (tables)

Commitments And Contingencies - Contingencies Narrative (details)

Commitments And Contingencies - Expected Future Minimum Payments (details)

Critical Accounting Estimates And Judgments

Deferred Revenues Related To Licensing Arrangements And Co-development Agreement

Deferred Revenues Related To Licensing Arrangements And Co-development Agreement (details)

Employee Future Benefits

Employee Future Benefits (tables)

Employee Future Benefits - Actuarial Assumptions (details)

Employee Future Benefits - Changes In Accrued Benefit Obligations (details)

Employee Future Benefits - Narrative (details)

Employee Future Benefits - Undiscounted Defined Pensions Benefits To Be Paid (details)

Financial Instruments And Financial Risk Management

Financial Instruments And Financial Risk Management (tables)

Financial Instruments And Financial Risk Management - Effect Of Share Price Variations On Warrant Liability (details)

Financial Instruments And Financial Risk Management - Narrative (details)

Financial Instruments And Financial Risk Management - Schedule Of Financial Assets And Liabilities (details)

Goodwill

Goodwill (details)

Goodwill (tables)

Identifiable Intangible Assets

Identifiable Intangible Assets (details)

Identifiable Intangible Assets (tables)

Income Taxes

Income Taxes (tables)

Income Taxes - Components Of Current And Deferred Income Tax Expense (details)

Income Taxes - Components Of Deferred Tax Assets And Liabilities (details)

Income Taxes - Components Of Unrecognized Deferred Tax Assets (details)

Income Taxes - Disclosure Of Federal Tax Losses (details)

Income Taxes - Disclosure Of Tax Attributes To Be Deferred (details)

Income Taxes - Loss Before Income Taxes (details)

Income Taxes - Narrative (details)

Income Taxes - Reconciliation Of The Combined Canadian Federal And Provincial Income Tax Rate To The Income Tax Expense (details)

Inventory

Inventory (details)

Inventory (tables)

Net Loss Per Share

Net Loss Per Share (details)

Net Loss Per Share (tables)

Operating Expenses

Operating Expenses (details)

Operating Expenses (tables)

Payables And Accrued Liabilities

Payables And Accrued Liabilities (details)

Payables And Accrued Liabilities (tables)

Property, Plant And Equipment

Property, Plant And Equipment (tables)

Property, Plant And Equipment - Narrative (details)

Property, Plant And Equipment - Summary Of Property, Plant And Equipment (details)

Provision For Restructuring Costs

Provision For Restructuring Costs (tables)

Provision For Restructuring Costs - Narrative (details)

Provision For Restructuring Costs - Schedule Of Restructuring Reserve (details)

Provisions

Provisions (tables)

Provisions - Onerous Contract Provisions (details)

Provisions - Summary Of Provisions And Non-current Liabilities (details)

Recent Accounting Pronoucements

Segment Information

Segment Information (tables)

Segment Information - Narrative (details)

Segment Information - Non-current Assets By Geographical Area (details)

Segment Information - Revenues By Geographical Area (details)

Segment Information - Summary Of Major Customer Information (details)

Share Capital

Share Capital (tables)

Share Capital - Change In Stock Options Issued (details)

Share Capital - Common Shares Issued In Connection With "at-the-market" ("atm") Drawdowns (details)

Share Capital - December 2015 Offering (details)

Share Capital - Disclosure Of Assumptions Used To Determine Share-based Compensation Costs (details)

Share Capital - March 2015 Offering (details)

Share Capital - November 2016 Offering (details)

Share Capital - Range Of Exercise Prices Of Outstanding Share Options (details)

Share Capital - Share Consolidation (details)

Share Capital - Stock Options Narrative (details)

Subsequent Events

Subsequent Events - Narrative (details)

Summary Of Significant Accounting Policies

Summary Of Significant Accounting Policies (policies)

Summary Of Significant Accounting Policies (tables)

Summary Of Significant Accounting Policies - Financial Instruments (details)

Summary Of Significant Accounting Policies - Identifiable Intangible Assets And Amortization (details)

Summary Of Significant Accounting Policies - Property, Plant And Equipment And Depreciation (details)

Summary Of Significant Accounting Policies - Research And Development Costs (details)

Supplemental Disclosure Of Cash Flow Information

Supplemental Disclosure Of Cash Flow Information (details)

Supplemental Disclosure Of Cash Flow Information (tables)

Trade And Other Receivables

Trade And Other Receivables (details)

Trade And Other Receivables (tables)

Warrant Liability

Warrant Liability (tables)

Warrant Liability - Schedule Of Changes In Warrant Liability (details)

Warrant Liability - Schedule Of Inputs And Assumptions Used In Determining The Fair Value Of Warrants Outstanding (details)

Warrant Liability - Series B Warrants (details)

Warrant Liability - Summary Of Share Purchase Warrant Activity (details)

Warrant Liability - Summary Of Warrants Outstanding And Exercisable (details)