Annual report pursuant to Section 13 and 15(d)

Nonconsolidated Variable Interest Entities - Information of Equity Investments (Details)

v3.8.0.1
Nonconsolidated Variable Interest Entities - Information of Equity Investments (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Schedule of Equity Method Investments [Line Items]    
Equity method investments $ 2,957 $ 3,066
Equity in income of investee companies 168 674
Bagatelle Investors    
Schedule of Equity Method Investments [Line Items]    
Equity method investments 33 7
Bagatelle NY    
Schedule of Equity Method Investments [Line Items]    
Equity method investments 2,509 2,553
Bagatelle LA    
Schedule of Equity Method Investments [Line Items]    
Equity method investments 0 0
One 29 Park    
Schedule of Equity Method Investments [Line Items]    
Equity method investments $ 415 $ 506