Equity Method Investments - Summary of Equity Method Investment (Detail)	Sep. 30, 2017
Schedule of Equity Method Investments [Line Items]
Equity method investment ownership percentage	50.00%
TIMWEN Partnership | Canada
Schedule of Equity Method Investments [Line Items]
Equity method investment ownership percentage	50.00%
Carrols Restaurant Group, Inc. | United States
Schedule of Equity Method Investments [Line Items]
Equity method investment ownership percentage	20.70%
Pangaea Foods (China) Holdings, Ltd. | China
Schedule of Equity Method Investments [Line Items]
Equity method investment ownership percentage	27.50%