Annual report pursuant to Section 13 and 15(d)

Derivative liability (Details)

v2.4.1.9
Derivative liability (Details) (USD $)
0 Months Ended 12 Months Ended
Oct. 16, 2013
Dec. 31, 2014
Dec. 31, 2013
Fair Value Measurements [Line Items]      
Fair value of derivative liability $ 10,095,000us-gaap_LiabilitiesFairValueDisclosure $ 6,241,000us-gaap_LiabilitiesFairValueDisclosure  
Trading market values $ 5.75stks_FairValueAssumptionsTradingMarketValue $ 4.85stks_FairValueAssumptionsTradingMarketValue  
Term (years) 2 years 29 days 1 year 58 days  
Expected volatility 41.40%us-gaap_FairValueAssumptionsExpectedVolatilityRate 26.80%us-gaap_FairValueAssumptionsExpectedVolatilityRate  
Risk-free rate 0.38%us-gaap_FairValueAssumptionsRiskFreeInterestRate 0.32%us-gaap_FairValueAssumptionsRiskFreeInterestRate  
Discount rate 1.24%us-gaap_FairValueInputsDiscountRate 1.18%us-gaap_FairValueInputsDiscountRate  
Effective Exercise price $ 5.00us-gaap_FairValueAssumptionsExercisePrice $ 5.00us-gaap_FairValueAssumptionsExercisePrice  
Trigger price $ 6.25us-gaap_DebtInstrumentConvertibleStockPriceTrigger $ 6.25us-gaap_DebtInstrumentConvertibleStockPriceTrigger  
Expected months until effective registration 1 month 0 months  
Derivative income (expense)   3,854,000us-gaap_DerivativeGainLossOnDerivativeNet (10,095,000)us-gaap_DerivativeGainLossOnDerivativeNet
The One Group [Member]      
Fair Value Measurements [Line Items]      
Additional payments to TOG Members 14,100,000stks_ContingentPaymentsToAcquireBusinesses
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
   
Shares required for additional payments to TOG Members 5,750,000stks_ContingentSharesPurchasedThroughExerciseOfWarrants
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
   
Exercise price of warrants (in USD per warrant) 5.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
   
Aggregate contingent sign-on bonus 900,000stks_AggregateContingentSignOnBonus
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
   
Minimum price per share per agreement (in USD per share) $ 6.25stks_MinimumStockPricePerSharePerAgreement
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
   
Fair value of derivative liability $ 15,000,000us-gaap_LiabilitiesFairValueDisclosure
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember