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Property and Equipment - Schedule of Cost Basis and Estimated Useful Lives of Property and Equipment (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Property, Plant and Equipment [Line Items]    
Leasehold improvements $ 90,486 $ 228,551
Computer hardware and software 105,244 110,013
Furniture, fixtures and equipment 40,464 59,639
Culinary equipment and library materials [1] 1,522 14,499
Building and improvements 8,578 8,656
Vehicles 464 502
Construction in progress 297 67
Property plant and equipment, Total 247,055 421,927
Less-accumulated depreciation (213,825) (381,415)
Total property and equipment, net $ 33,230 $ 40,512
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, estimated useful life (in years) Shorter of Life of Lease or Useful Life  
Computer Hardware and Software [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, estimated useful life (in years) 3 years  
Furniture, Fixtures and Equipment [Member] | Minimum [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, estimated useful life (in years) 5 years  
Furniture, Fixtures and Equipment [Member] | Maximum [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, estimated useful life (in years) 10 years  
Culinary Equipment and Library Materials [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, estimated useful life (in years) [1] 10 years  
Building and Improvements [Member] | Minimum [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, estimated useful life (in years) 15 years  
Building and Improvements [Member] | Maximum [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, estimated useful life (in years) 35 years  
Vehicles [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, estimated useful life (in years) 5 years  
[1] As of December 31, 2017, culinary equipment cost basis was zero.