Annual report pursuant to Section 13 and 15(d)

Nonconsolidated variable interest entities - Narrative (Details)

v3.7.0.1
Nonconsolidated variable interest entities - Narrative (Details)
 12 Months Ended
Dec. 31, 2016
USD ($)
operating_restaurant_company
Dec. 31, 2015
USD ($)
Dec. 31, 2011
variable_interest_entity
Schedule of Equity Method Investments [Line Items]      
Number of entities formed | variable_interest_entity     3
Due from related parties, net $ 415,773 $ 1,337,356  
Bagatelle NY LA Investors, LLC (“Bagatelle Investors”)      
Schedule of Equity Method Investments [Line Items]      
Number of operating restaurant companies | operating_restaurant_company 2    
Equity method ownership interest (percent) 31.24% 31.24%  
Bagatelle Little West 12th, LLC ( “Bagatelle NY”)      
Schedule of Equity Method Investments [Line Items]      
Equity method ownership interest (percent) 5.23% 5.23%  
Indirect ownership interest (percent) 45.90% 45.90%  
Effective ownership interest (percent) 51.13% 51.13%  
Bagatelle La Cienega, LLC (“Bagatelle LA”)      
Schedule of Equity Method Investments [Line Items]      
Equity method ownership interest (percent) 5.23% 5.23%  
Indirect ownership interest (percent) 38.10% 38.10%  
Effective ownership interest (percent) 43.33% 43.33%  
One 29 Park, LLC      
Schedule of Equity Method Investments [Line Items]      
Equity method ownership interest (percent) 10.00% 10.00%  
Variable Interest Entity, Primary Beneficiary, Aggregated Disclosure      
Schedule of Equity Method Investments [Line Items]      
Due from related parties, net $ 467,702