Document and Entity Information [Abstract] ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents at end of period Cash and cash equivalents at beginning of period Cash and cash equivalents Certificates of Deposit and Other Investments Certificates of deposit and other investments Certificates of deposit and other investments. Accounts Receivable, Net, Current Accounts receivable, net of allowance for doubtful accounts of $325 and $311, respectively Allowance for Doubtful Accounts Receivable Allowance for doubtful accounts Inventory, Net Merchandise inventory, net of reserve of $82 and $22, respectively Inventory Valuation Reserves Merchandise inventory, net of reserve Deferred Tax Assets, Net, Current Deferred income taxes Income taxes receivable Income Taxes Receivable, Current Prepaid Expense, Current Prepaid expenses Other current assets Other Assets, Current Total current assets Assets, Current, Total Artifacts Owned at Cost Artifacts owned, at cost Artifacts owned, at cost. Salvors Lien Salvor's lien Salvor's lien. Property, Plant and Equipment, Net Property and equipment, net of accumulated depreciation of $16,958 and $14,183, respectively Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property and equipment, net of accumulated depreciation Finite-Lived Intangible Assets, Net Exhibition licenses, net of accumulated amortization of $5,615 and $5,470, respectively Exhibition licenses, net of accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Film and Gaming Assets Net of Accumulated Amortization Film, gaming and other application assets, net of accumulated amortization of $319 and $175, respectively Film and gaming assets, net of accumulated amortization of $206 and $175, respectively. Accumulated Amortization of Film and Gaming Assets Film and gaming assets, net of accumulated amortization Film and gaming assets, net of accumulated amortization. Other receivable, net of allowance for doubtful accounts of $480 and $206, respectively Other Receivables Other receivables, net of allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Noncurrent Exhibition Costs Non Current Long-term exhibition costs Long-term exhibition costs. Subrogation Rights Subrogation rights Subrogation rights. Total Assets Total Assets Assets, Total LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Deferred Revenue, Current Deferred revenue Notes Payable, Current Short-term portion of notes payable Total current liabilities Liabilities, Current, Total Long-Term liabilities: Liabilities, Noncurrent [Abstract] Liability for Lease Abandonment Non Current Lease abandonment Lease abandonment. Deferred income taxes Deferred Tax Liabilities, Noncurrent Notes Payable, Noncurrent Long-term portion of notes payable Total long-term liabilities Liabilities, Noncurrent, Total Commitment and Contingencies Commitments and Contingencies Stockholders' Equity Attributable to Parent [Abstract] Shareholders' equity: Common Stock, Value, Issued Common stock; $.0001 par value; authorized 65,000,000 shares; issued 48,047,430 and 47,883,927 shares, respectively; outstanding 48,045,421 and 47,881,918 shares, respectively Common stock, par value Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common Stock, Shares, Issued Common stock issued Common stock, shares issued Common Stock, Shares, Outstanding Common stock, shares outstanding Additional Paid in Capital, Common Stock Additional paid-in capital Retained Earnings (Accumulated Deficit) Accumulated deficit Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Treasury Stock, Value Less treasury stock, at cost; 2,009 shares Treasury Stock, Shares Treasury stock, shares Equity Attributable to Shareholders of Premier Exhibitions, Inc. Stockholders' Equity Attributable to Parent Stockholders' Equity Attributable to Noncontrolling Interest Value of Interest grant in PEM to AEG Live Equity Attributable to Non-controlling interest Liabilities and Equity, Total Total liabilities and shareholders' equity Revenue: Revenue, Net [Abstract] Exhibition revenue Admissions Revenue Sales Revenue, Goods, Net Merchandise revenue Management Fee Management fee Management fee. Licensing fee Licenses Revenue Total revenue Total revenue Revenue Revenue, Net, Total Cost of revenue: Cost of Goods and Services Sold [Abstract] Exhibition Costs Exhibition costs Exhibition costs. Cost of Goods Sold Cost of merchandise sold Cost of Goods and Services Sold, Total Cost of revenue (exclusive of depreciation and amortization) Total cost of revenue (exclusive of depreciation and amortization shown separately below) Gross profit Gross Profit Operating expenses: Operating Expenses [Abstract] General and Administrative Expense General and administrative Depreciation, Depletion and Amortization Depreciation and amortization Total operating expenses Operating Expenses, Total Operating Income (Loss) Income(loss) from operations Income (loss) from operations Interest Expense Interest expense Other Nonoperating Income (Expense) Other expense Other income (expense) Income (loss) before income taxes Income (loss) before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Net income (loss) Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net Income (Loss) Attributable to Noncontrolling Interest Less: Net (income)/ loss attributable to non-controlling interest Net income (loss) related to non-controlling interest in PEM Net Income (Loss) Attributable to Parent Net income (loss) attributable to shareholders Net income (loss) attributable to the shareholders of Premier Exhibitions, Inc. Net income (loss) attributable to the shareholders of Premier Exhibitions, Inc. Net income (loss) per share: Income (Loss) Per Share Data [Abstract] Earnings Per Share, Basic Basic Basic income (loss) per common share Earnings Per Share, Diluted Diluted Diluted income (loss) per common share Weighted Average Number of Shares Outstanding, Basic Basic weighted-average shares outstanding Shares used in basic per share calculations Shares used in diluted per share calculations Diluted weighted-average shares outstanding Weighted Average Number of Shares Outstanding, Diluted Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Lease Abandonment Lease abandonment Lease abandonment. Share-based Compensation Stock-based compensation Allowance for doubtful accounts Provision for Doubtful Accounts Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities, net of effect of acquisitions: Increase (Decrease) in Accounts Receivable (Increase)/decrease in accounts receivable Increase (Decrease) in Inventories Increase in merchandise inventory, net of reserve Decrease in notes receivable Increase (Decrease) in Notes Receivable, Current Increase in prepaid expenses Increase (Decrease) in Prepaid Expense Increase (Decrease) in Other Operating Assets (Increase)/decrease in other assets Decrease in income taxes receivable Increase (Decrease) in Income Taxes Receivable Decrease in deferred revenue Increase (Decrease) in Deferred Revenue Increase (Decrease) in Accounts Payable and Accrued Liabilities Decrease in accounts payable and accrued liabilities Total adjustments Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities, Total Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Payments to Acquire Property, Plant, and Equipment Purchases of property and equipment Proceeds from Sale of Artifacts Decrease in artifacts Decrease in artifacts. Payments for (Proceeds from) Businesses and Interest in Affiliates Non-controlling investment in consolidated joint venture Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from Issuance or Sale of Equity Proceeds from option and warrant exercises Payments on notes payable Repayments of Notes Payable Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Effect of Exchange Rate on Cash and Cash Equivalents Effects of exchange rate changes on cash and cash equivalents Net increase (decrease) in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Supplemental disclosure of cash flow information: Supplemental Cash Flow Information [Abstract] Interest Paid Cash paid during the period for interest Cash paid during the period for taxes Income Taxes Paid Supplemental disclosure of non-cash investing and financing activities: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Marketable Securities, Unrealized Gain (Loss) Unrealized loss on marketable securities Assets purchased with notes payable Noncash or Part Noncash Acquisition, Fixed Assets Acquired Background and Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Background and Basis of Presentation [Abstract] Income (Loss) Per Share Data Earnings Per Share [Text Block] Total Comprehensive Income (Loss) Comprehensive Income (Loss) Note [Text Block] Total Comprehensive Income (Loss) [Abstract] Notes Payable and Capital Lease Obligations Debt Disclosure [Text Block] Notes Payable and Capital Lease Obligations [Abstract] Non-controlling Interest Noncontrolling Interest Disclosure [Text Block] Non-controlling Interest [Abstract] Legal Proceedings and Contingencies Legal Matters and Contingencies [Text Block] Legal Proceedings and Contingencies/ Consignment agreement [Abstract] Purchase and Registration Rights Agreements [Text Block] Purchase and Registration Rights Agreements Purchase and registration rights agreements. Purchase and Registration Rights Agreements [Abstract] Purchase and Registration Rights Agreements Asset Purchase Agreement and Related Matters Business Combination Disclosure [Text Block] Asset Purchase Agreement and Related Matters [Abstract] Segment Information Segment Reporting Disclosure [Text Block] Segment Information [Abstract] Consignment agreement Commitments and Contingencies Disclosure [Text Block] Amendment Flag Current Fiscal Year End Date Document Period End Date Document Type Entity Central Index Key Entity Common Stock, Shares Outstanding Entity Filer Category Entity Registrant Name Document Fiscal Period Focus Document Fiscal Year Focus Condensed Consolidated Balance Sheets [Abstract] Condensed Consolidated Statements of Comprehensive Income (Loss) [Abstract] Condensed Consolidated Statements of Cash Flow [Abstract] Impairment of Intangible Assets (Excluding Goodwill) Impairment charges Impairment of intangibles and fixed assets Litigation settlement Litigation settlement Litigation Settlement, Expense Gains (Losses) on Sales of Assets Net gain on disposal of assets Proceeds from Sale of Productive Assets Proceeds from disposal of assets Purchases of Certificates of Deposit Purchases of certificates of deposit Purchases of certificates of deposit. Assets Related to Two Thousand Ten Expedition to Titanic Wreck Site [Abstract] Assets related to two thousand ten expedition to titanic wreck site. Computation of basic and diluted net income (loss) per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Equity based awards not included in per share computation Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Denominator: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Numerator: Schedule of net income Net Income (Loss) Attributable to Parent [Abstract] Weighted Average Number Diluted Shares Outstanding Adjustment Effect of dilutive stock options and warrants Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Warrant [Member] Warrants [Member] Stock Options [Member] Stock Options [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Equity based awards not included in per share computation Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Summary of total comprehensive income (loss) Schedule of Comprehensive Income (Loss) [Table Text Block] Summary of total comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Comprehensive income (loss) Total comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Attributable to Parent Summary of Expedition Cost Related to Specific Assets [Table Text Block] Summary of expedition cost related to specific assets Summary of expedition cost related to specific assets. Assets Related to Two Thousand Ten Expedition to Titanic Wreck Site [Text Block] Assets Related to 2010 Expedition to Titanic Wreck Site Assets related to two thousand ten expedition to titanic wreck site. Schedule of Capitalized Expedition Cost Related to Specific Assets [Table] Schedule of capitalized expedition cost related to specific assets. Capitalized Expedition Cost Related to Specific Assets [Axis] Capitalized expedition cost related to specific assets. Capitalized Expedition Cost Related to Specific Assets [Domain] Capitalized expedition cost related to specific assets. Three D Film [Member] 3D film [Member] Three d film. Three D Exhibitry [Member] 3D exhibitry [Member] Three d exhibitry. Two D Documentary [Member] 2D documentary [Member] Two d documentary. Gaming Application [Member] Gaming and other application [Member] Gaming application. Expedition Web Point of Presence [Member] Expedition web point of presence [Member] Expedition web point of presence. Capitalized Expedition Cost Related to Specific Assets [Line Items] Capitalized expedition cost related to specific assets. Capitalized Expedition Cost Related to Specific Assets [Abstract] Summary of expedition cost related to specific assets Capitalized expedition cost related to specific assets. Capitalized Expedition Costs Net Expedition costs capitalized, net Capitalized expedition costs net. Notes Payable [Table] Notes payable. Worldwide Licensing and Merchandising Inc [Member] Worldwide Licensing & Merchandising, Inc. [Member] Worldwide licensing and merchandising inc. Notes Payable [Line Items] Notes payable. Asset Acquisition Repayment Period Time period for payments of notes payable Asset acquisition repayment period. Liability Assumed Repayment Period Time period for payment of rental and other arrearages Liabilities assumed repayment period. Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Notes payable Total identifiable assets Acquisition of assets Business Acquisition, Purchase Price Allocation, Assets Acquired Rental and other arrearages Payments to rental and other arrearages Business Acquisition, Purchase Price Allocation, Liabilities Assumed Imputed interest rate Accounts Payable, Interest-bearing, Interest Rate Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net Net present value of payments to be made to worldwide Non-interest bearing note Non-Recourse Debt Repayment of Debt Maturing in More Than Three Months Expected repayment of amount of notes payable Repayment of debt maturing in more than three months. Debt Instrument Decrease Repayment Reduction in book value of notes payable Debt instrument decrease repayment. Repayment of imputed interest rate Debt Instrument, Interest Rate, Effective Percentage Fair value of assets purchased from Arts and Exhibitions International, LLC Debt Instrument, Fair Value Disclosure Non Controlling Interest (Textual) [Abstract] Non-controlling Interest (Textual) [Abstract] Non controlling interest Premier Exhibition Management LLC [Member] Premier Exhibition Management LLC [Member] Premier exhibition management llc. Stwobn Entertainment Corporation [Member] S2BN Entertainment Corporation [Member] S2bn entertainment corporation. Noncontrolling Interest [Table] Noncontrolling Interest [Line Items] Assets Related to Two Thousand Ten Expedition to Titanic Wreck Site (Textual) [Abstract] Assets Related to 2010 Expedition to Titanic Wreck Site (Textual) [Abstract] Assets related to two thousand ten expedition to titanic wreck site. Termination Fee Payable Termination fee payable Termination fee payable. Expenditure for Exhibition Rights Expenditure incurred for exhibition rights Expenditure for exhibition rights. Reimbursements received from S2BN Reimbursement Revenue Noncontrolling Interest, Ownership Percentage by Parent Equity interest Interest grant in PEM to AEG Live Non Controlling Interest (Additional Textual) [Abstract] Non Controlling Interest (Additional Textual) [Abstract] Non controlling interest. Purchase and Registration Rights Agreement [Table] Purchase and registration rights agreement. Arts and Exhibitions International LLC [Member] Arts and Exhibitions International, LLC [Member] Arts and exhibitions international llc. Lincoln Park Capital Fund LLC [Member] LPC [Member] Lincoln park capital fund llc. Purchase and Registration Right Agreement [Line Items] Purchase and registration right agreement. Purchase and Registration Rights Agreement (Textual) [Abstract] Purchase and Registration Rights Agreements (Textual) [Abstract] Purchase and registration rights agreement. Purchase of Common Stock Purchase of common stock by LPC Purchase of common stock. Purchase of Common Stock Time Period Time period for purchase of common stock Purchase of common stock time period. Sale of Initial Purchase Shares Sale of Initial Purchase Shares Sale of initial purchase shares. Shares, Issued Shares issued Summary of allocation of purchase price Schedule of Purchase Price Allocation [Table Text Block] Consideration [Abstract] Consideration: Consideration. Non Recourse Note Payable Non-recourse note payable Non recourse note payable. Legal Proceedings and Contingencies [Table] Legal proceedings and contingencies. Legal Proceedings and Contingencies [Line Items] Legal proceedings and contingencies. Legal Proceedings and Contingencies (Textual) [Abstract] Legal Proceedings and Contingencies (Textual) [Abstract] Legal proceedings and contingencies. Payment of Trust Account Payment of trust account Payment of trust account. Legal Proceedings and Contingencies (Additional Textual) [Abstract] Legal Proceedings and Contingencies (Additional Textual) [Abstract] Legal proceedings and contingencies. Tenure of Salvage Tenure of salvage Tenure of salvage. Percentage Fair Market Value of Artifacts Percentage, fair market value of artifacts Percentage fair market value of artifacts. Fair Market Value of Artifacts Fair market value of artifacts Fair market value of artifacts. Range [Axis] Range [Domain] Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Recovery of Artifacts Recovery of artifacts Recovery of artifacts. Non Payment of License Fee Non payment of license fee Non payment of license fee. Amount Received from Litigation Amount received from litigation Amount received from litigation. Statement of Operations by segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Summary of Assets by Segment [Table Text Block] Summary of assets by segment Summary of assets by segment. Non controlling Interest. Non-controlling interest in PEM, Inc. Non controlling interest. Fair value of total consideration Business Acquisition, Contingent Consideration, at Fair Value Recognized amount of identifiable assets acquired: Business Combination, Separately Recognized Transactions, Assets [Abstract] Asset Purchase Agreement and Related Matters [Table] Asset purchase agreement and related matters. Asset Purchase Agreement and Related Matters [Line Items] Asset purchase agreement and related matters. Two Thousand Twelve [Member] 2012 [Member] Two thousand twelve. Two Thousand and Thirteen [Member] 2013 [Member] Two thousand and thirteen. Asset Purchase Agreement and Related Matters (Textual) [Abstract] Asset Purchase Agreement and Related Matters (Textual) [Abstract] Asset purchase agreement and related matters. License Expiry License expiry License expiry. Asset Purchase Agreement Date Business Acquisition, Date of Acquisition Agreement Business acquisition transactions Business Acquisition, Cost of Acquired Entity, Transaction Costs Non-recourse and non-interest bearing promissory note Receivable with Imputed Interest, Face Amount Promissory note maturity date Receivable with Imputed Interest, Due Date Net Revenue from Exhibition Bookings Percentage of net revenues from exhibition bookings Net revenue from exhibition bookings. Net Revenue from Future Booking Percentage of net revenues from future bookings Net revenue from future booking. Booking Fee Percentage of booking fee Booking fee. Net Revenue from Future Sale Percentage of net revenues from future sale Net revenue from future sale. Net Revenues from Proposed Exhibitions Percentage of net revenues from proposed exhibitions Net revenues from proposed exhibitions. Gross Revenue Percentage of gross revenues Gross revenue. Payments to rights fees Payments for Fees Business Acquisition Additional Revenues Business acquisition additional revenues Business acquisition additional revenues. Management Fees Percentage of management fee Management fees. Booking Fees Percentage of booking fee Booking fees. Exhibition Management [Member] Exhibition Management [Member] Exhibition management. Rms Titanic [Member] RMS Titanic [Member] Rms titanic. Elimination [Member] Elimination [Member] Elimination. Statement of Operations by segment Segment Reporting Information, Profit (Loss) [Abstract] Corporate and Unallocated [Member] Corporate and unallocated [Member] Corporate and unallocated. Summary of assets by segment Segment Reporting Information, Additional Information [Abstract] Long Lived Assets Segment [Abstract] Summary of long-lived assets Long lived assets segment. Capital Expenditures Total capital expenditures Capital expenditures. Foreign Exhibitions [Member] Foreign exhibitions [Member] Foreign exhibitions. Segment Information (Textual) [Abstract] Segment Information (Textual) [Abstract] Segment information. Schedule of Segment Reporting Information, by Segment [Table] Business Segments [Axis] Segment [Domain] Segment Reporting Information [Line Items] Rmst [Member] RMST [Member] Rmst. Schedule of net income Business Acquisition Pro Forma Information [Text Block] Expenditures for Additions to Long Lived Assets by Segment [Table Text Block] Expenditures for additions to long-lived assets by segment Expenditures for additions to long lived assets by segment. Net income (loss) per share: Earnings Per Share, Basic and Diluted [Abstract] Attendance of Exhibition Activities Attendance of exhibition activities Attendance of exhibition activities. Final license fee installment owed to Playboy License Costs Number of Artifacts Number of artifacts Number of artifacts. One Nine Eight Seven Artifacts [Member] 1987 Artifacts [Member] 1987 Artifacts. Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Construction in Progress [Member] Construction in Progress [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Licensing Agreements [Member] Licensing Agreements [Member] Legal Entity [Axis] Entity [Domain] Asset Purchase Agreement and Related Matters (Additional Textual) [Abstract] Asset Purchase Agreement and Related Matters (Additional Textual) [Abstract] Asset purchase agreement and related matters. Business Management Acquisition Fee Current Year 2012 Business management acquisition fee current year. Business Management Acquisition Fee Year One 2013 Business management acquisition fee year one. Business Management Acquisition Fee Year Two 2014 Business management acquisition fee year two. Business Management Acquisition Fee Year Three 2015 Business management acquisition fee year three. Business Management Acquisition Fee Year Four 2016 Business management acquisition fee year four. Percentage of revenues from exhibition activities Sales Revenue Goods Net Percentage Background and Basis of Presentation (Textual) [Abstract] Background and Basis of Presentation (Textual) [Abstract] Background and basis of presentation. Number of operating segments Number of Operating Segments Description of Business [Policy Text Block] Description of Business Description of business. Corporate Structure [Policy Text Block] Corporate Structure Corporate structure. Basis of Presentation [Policy Text Block] Basis of Presentation Basis of Presentation. Significant Accounting Policies [Policy Text Block] Significant Accounting Policies Significant accounting policies. Accumulated Comprehensive Income [Policy Text Block] Accumulated Comprehensive Income Accumulated comprehensive income. Use of Estimates Use of Estimates, Policy [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Presentation of Comprehensive Income Comprehensive Income, Policy [Policy Text Block] Fair Value Measurement Fair Value Measurement, Policy [Policy Text Block] Computation of basic and diluted net loss per share Weighted Average Number of Shares Outstanding, Diluted [Abstract] Other comprehensive income (loss) : Other Comprehensive Income (Loss), Net of Tax [Abstract] Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax Unrealized loss on marketable securities Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Net foreign currency translation gain (loss) Capitalized Expedition Costs Accumulated Amortization Less : Accumulated amortization Capitalized expedition costs accumulated amortization. Capitalized Expedition Costs Accumulated Depreciation Accumulated depreciation Capitalized expedition costs accumulated depreciation. Ownership in joint venture Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners Percentage of Payment Costs Impaired Percentage of costs of potential exhibit fully impaired Percentage of payment costs impaired. Trust Reserve Current balance of trust account Trust reserve. Receivable Other Litigation Amount owed by a promoter Receivable other litigation. Payments for settlement Payments for Legal Settlements Exercise price of warrants Class of Warrant or Right, Exercise Price of Warrants or Rights Payments for Legal Settlements on First Anniversary Payments for legal settlement on first anniversary Payments for legal settlements on first anniversary. Warrant Exchange Expense Included in General and Administrative Expense Warrant exchange expense included in general and administrative expense Warrant exchange expense included in general and administrative expense. Accrued estimated cost to settle litigation Estimated Litigation Liability Settled Litigation Payment of First Installment First installment of settlement agreement Settled litigation payment of first installment. Settlement Payable Included in Accounts Payable and Accrued Liabilities Accounts payable and accrued liabilities Settlement payable included in accounts payable and accrued liabilities. Post One Nine Eight Seven Artifacts [Member] Post 1987 Artifacts [Member] Post 1987 Artifacts. Products and Services [Axis] Products and Services [Domain] Stock Sold under Purchase Agreement Shares Shares sold Stock sold under purchase agreement shares. Stock Sold under Purchase Agreement Value Shares sold, value Stock sold under purchase agreement value. Business Acquisition Purchase Price Allocation and Exhibition [Abstract] Summary of allocation of purchase price Business acquisition purchase price allocation and exhibition. Acquisition-related cost included in general and administrative expenses Business Combination Acquisition Related Costs Prepaid expenses Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets Fixed Assets Exhibitry Fixed assets: Exhibitry Fixed assets exhibitry. Long Term Exhibition Costs Long-term exhibition costs Long-term exhibition costs. Total revenue Business Acquisition, Pro Forma Revenue Income (loss) from operations Business Acquisition, Pro Forma Income (Loss) from Continuing Operations before Changes in Accounting and Extraordinary Items, Net of Tax Net income (loss) Business Acquisition, Pro Forma Net Income (Loss) Scenario [Axis] Scenario, Unspecified [Domain] Forecast [Member] Scenario, Forecast [Member] Two Thousand and Fourteen [Member] 2014 [Member] Two thousand and fourteen. Income Tax Expense (Benefit) Income tax expense Capitalized Expedition Costs Capitalized expedition costs Total expedition costs capitalized Capitalized expedition costs. Percentage of Enumerated Costs Incurred Related to Initial Exhibit Percentage of enumerated costs incurred related to initial exhibit Percentage of enumerated costs incurred related to initial exhibit. Equity Based Awards Not Included in Per Share Computation [Abstract] Equity based awards not included in per share computation Equity based awards not included in per share computation. Taxes Payable, Current Income taxes payable Gains (Losses) on Restructuring of Debt Gain on debt modification Gain on debt modification Increase in other receivables Increase Decrease In Other Receivables Capital Stock and Stock-Based Compensation [Abstract] Capital Stock and Stock-Based Compensation Shareholders' Equity and Share-based Payments [Text Block] Corporate Management [Policy Text Block] Corporate Management Corporate management. Increase in income taxes payable Increase (Decrease) in Income Taxes Payable Purchase of treasury stock Payments for Repurchase of Common Stock Employment Terms with Individual [Table] Employment terms with individual. Employment Terms with Individual [Line Items] Employment terms with individual. Background and Basis of Presentation (Additional Textual) [Abstract] Background and Basis of Presentation (Additional Textual) [Abstract] Background and basis of presentation. Salaries, Wages and Officers' Compensation Payment towards Salary per year Stock appreciation rights [Member] Stock Appreciation Rights (SARs) [Member] Restricted stock units [Member] Restricted Stock Units (RSUs) [Member] Two Thousand Nine Equity Incentive Plan [Member] 2009 Equity Incentive Plan [Member] Equity incentive plan. Award Type [Axis] Award Type [Domain] Plan Name [Axis] Plan Name [Domain] Chief Executive Officer and President [Member] Chief executive officer and president [Member] Chief executive officer and president. Capital Stock and Stock-based Compensation (Textual) [Abstract] Capital Stock and Stock Based Compensation (Textual) [Abstract] Capital stock and stock based compensation. Share-based Compensation Arrangement by Share-based Payment Award Equity Instruments Other Than Options Expiration period Stock appreciation rights expiration period Share based compensation arrangement by share based payment award equity instruments other than options expiration period. Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Title of Individual [Axis] Title of Individual with Relationship to Entity [Domain] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Stock granted under equity incentive plan Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Number of stock vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Stock vesting period description Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights Average price of per share Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased Number of share available for grant Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Accrued Liabilities, Current Accrued liability included in accounts payable and accrued liabilities Two Thousand Nine Amended Equity Incentive Plan [Member] Amended 2009 Plan [Member] Two thousand nine amended equity incentive plan. Restricted stock used to satisfy portion of withholding taxes amount Restricted Stock, Value, Shares Issued Net of Tax Withholdings Number of restricted stock used to satisfy portion of withholding taxes Restricted Stock, Shares Issued Net of Shares for Tax Withholdings Business Acquisition, Purchase Price Allocation, Current Assets, Inventory Assets purchased consisted of inventory valued Payments to Acquire Businesses, Gross Acquisition of assets of Exhibit Merchandising, LLC Discount on notes payable Debt Instrument, Decrease, Forgiveness Average fair of per share Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Discount on notes payable Debt Instrument, Unamortized Discount Exhibition Space Lease Assets Lease Period Lease exhibitions period Exhibition space lease assets lease period. Optional Early Termination Period of Lease Lease exhibition termination period Optional early termination period of lease. Exhibit Merchandising LLC [Member] Exhibit Merchandising LLC [Member] Exhibit merchandising llc. Business Acquisition, Purchase Price Allocation, Noncurrent Assets Fixed assets valued Maximum Percentage of Annual Cash Bonus of Base Salary Annual cash bonus opportunity percentage of base salary Maximum percentage of annual cash bonus of base salary. Bonus as Percentage Management Fee Earned Above Minimum Management Fee Earned Management fee earned percentage above minimum Bonus as percentage management fee earned above the minimum management fee earned. Bonus Payable as Percentage of Gross Profit Gross profit percentage Bonus payable as percentage of gross profit. Bonus Payable as Percentage of Annual Ebitda Annual EBITDA percentage Bonus payable as percentage of annual ebitda. President [Member] President [Member] Bonus Calculation Description Bonus Calculation Description Bonus calculation description. Share based Compensation Shares Available for Grant Stock Options and Stock Appreciation Rights Full Value Awards Limit Ratio Ratio of counting for stock options and stock appreciation rights against amended 2009 plan limit Share based compensation shares available for grant stock options and stock appreciation rights full value awards limit ratio. Share based Compensation Shares Available for Grant Other Than Stock Options and Stock Appreciation Rights Full Value Awards Limit Ratio Ratio of counting for awards other than stock options and stock appreciation rights against amended 2009 plan limit Share based compensation shares available for grant other than stock options and stock appreciation rights full value awards limit ratio. Asset Purchase Agreement Aggregate Consideration Paying Period Asset purchase agreement aggregate consideration paying period Asset purchase agreement aggregate consideration paying period. Asset Purchase Agreement Rental and Other Arrearages Assumed Paying Period Asset purchase agreement rental and other arrearages assumed paying period Asset purchase agreement rental and other arrearages assumed paying period. Reduction in Aggregate Amount Payable Under Lease Agreement on Amendment to Assets Purchase Agreement Amendment to asset purchase agreement Reduction in aggregate amount payable under lease agreement on amendment to assets purchase agreement. Number of reportable segments Number of Reportable Segments Segment Information (Additional Textual) [Abstract] Segment Information (Additional Textual) [Abstract] Accounts Payable and Accrued Liabilities, Current Accounts payable and accrued liabilities Interest Ownership Percentage by Parent Transferred Interest Ownership Percentage By Parent Transferred Interest ownership percentage by parent transferred. Payments Made for Expedition Costs Titanic expedition costs incurred Titanic expedition costs incurred. Risk free interest rate for calculation of fair value Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Volatility rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Annual Dividend rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Net Receivable from Litigation Net receivable from litigation Net receivable from litigation. Term of Employment as President under Norman Agreement Term of employment as president under Norman agreement Term of employment as president under Norman agreement. Stock appreciation rights expiration date Share-based Compensation Arrangement by Share-based Payment Award, Expiration Date Equity Incentive Plan Effective Date Equity incentive plan effective date Equity incentive plan effective date. Rms Titanic Sale [Abstract] Rms Titanic Sale [Text Block] RMS Titanic Sale Rms titanic sale. Purchase Price Reference Sales Price Period Lowest closing sale prices Purchase price reference sales price period. Purchase Price Reference Period Consecutive business days Purchase price reference period. Equity Incentive Plan Maximum Effective Date for Shareholder Equity incentive plan maximum effective date for shareholder Equity incentive plan maximum effective date for shareholder. Stock issued during period Stock Issued During Period, Shares, New Issues Aggregate Purchase Price for Acquiring Stock Aggregate purchase price for acquiring stock Aggregate purchase price for acquiring stock. Purchases of Property and Equipment Under Capital Leases Purchases of property and equipment under capital leases Purchases of property and equipment under capital leases. Repayments of Long-term Capital Lease Obligations Payments on capital lease obligations Notes Payable and Capital Lease Obligations (Textual) [Abstract] Notes Payable and Capital Lease Obligations (Textual) [Abstract] Notes Payable and Capital Lease Obligations (Additional Textual) [Abstract] Notes Payable and Capital Lease Obligations (Additional Textual) [Abstract] Repayments of Debt and Capital Lease Obligations Final payment Capital Lease Obligations, Noncurrent Long-term portion of capital lease obligations Long-term portion of capital lease obligations Capital Lease Obligations, Current Short-term portion of capital lease obligations General Counsel and Vice President Business Affairs [Member] General Counsel and Vice President Business Affairs [Member] General counsel and vice president business affairs. Increase Decrease in Long Term Development Costs Increase in long-term development costs Increase decrease in long term development costs. Proposed Reduction in Final Payment Under Asset Purchase Agreement Reduction in Final Payment Proposed reduction in final payment under asset purchase agreement. Non Operating Income Expense Reduction in notes payable Non-operating income expense. Gain On Debt Modification [Member] Gain on debt modification. Gain On Debt Modification [Member] Capital Leases Future Minimum Payments Due in First Three Years Future monthly payments for first three years Capital leases future minimum payments due in first three years. Capital Leases, Future Minimum Payments Due in Four and Five Years Future monthly payments for final two years Share Price Weighted average price of per share Capital Lease Obligations Value of equipment leased Proposed Reduction in Account Receivable Owed Under Asset Purchase Agreement Reduction in accounts receivable Proposed reduction in account receivable owed under asset purchase agreement. Accrued Liabilities [Member] Accrued Liabilities [Member] Debt Instrument [Axis] Debt Instrument, Name [Domain] Eligible Item or Group for Fair Value Option [Axis] Fair Value, Option, Eligible Item or Group [Domain] Rms Titanic Sale (Textual) [ Abstract] Rms Titanic Sale (Textual) [ Abstract] Number of Capital Lease Obligations Number of capital lease obligations Number of capital lease obligations.