Quarterly report pursuant to Section 13 or 15(d)

Business and basis of presentation (Details)

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Business and basis of presentation (Details) - Jun. 30, 2015
restaurant_and_lounge
location
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]  
Number of restaurants and lounges owned and operated 11
Number of restaurants and lounges managed 15
Number of locations with food and beverage services | location 5
Number of locations with leased food and beverage services | location 1
Number of locations operated under food and beverage hospitality management agreements | location 4
STKs  
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]  
Number of restaurants and lounges owned and operated 6
Number of restaurants and lounges managed 3
Number of restaurants and lounges 9