Annual report pursuant to Section 13 and 15(d)

Outstanding warrants (Details)

v2.4.1.9
Outstanding warrants (Details) (USD $)
0 Months Ended 12 Months Ended
Oct. 16, 2013
Dec. 31, 2014
Dec. 31, 2013
Class of Warrant or Right [Line Items]      
Outstanding warrants to purchase membership units     62,280us-gaap_ClassOfWarrantOrRightOutstanding
One Group [Member]      
Class of Warrant or Right [Line Items]      
Exercise price of warrants (in USD per warrant) 5.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
   
Merger exchange ratio 8.09stks_MergerExchangeRatio
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
8.09stks_MergerExchangeRatio
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
 
Number of shares exchanged for warrants exercised 5,750,000us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
   
Minimum price per share per agreement (in USD per share) $ 6.25stks_MinimumStockPricePerSharePerAgreement
/ us-gaap_BusinessAcquisitionAxis
= stks_OneGroupMember
   
Minimum [Member]      
Class of Warrant or Right [Line Items]      
Exercise price of warrants (in USD per warrant)     22.94us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Maximum [Member]      
Class of Warrant or Right [Line Items]      
Exercise price of warrants (in USD per warrant)     32.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights
/ us-gaap_RangeAxis
= us-gaap_MaximumMember