Closure and Impairment Charges (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2015 Restaurant	Dec. 31, 2016 USD ($) Restaurant	Dec. 31, 2015 USD ($) Restaurant	Dec. 31, 2014 USD ($)
Restructuring Cost and Reserve [Line Items]
Business exit costs		$ 2,900	$ 0	$ 0
Closure charges		1,200	1,400	2,100
Long-lived tangible asset impairment		1,000	1,200	1,600
Total closure and impairment charges		5,092	$ 2,576	3,721
Contract Termination
Restructuring Cost and Reserve [Line Items]
Business exit costs		2,500
Future Lease Payments, Net
Restructuring Cost and Reserve [Line Items]
Business exit costs		400
Applebee's
Restructuring Cost and Reserve [Line Items]
Number of restaurants with impairments charges | Restaurant			4
IHOP
Restructuring Cost and Reserve [Line Items]
Closure charges		700	$ 1,400	$ 1,000
Restaurants taken back and closed | Restaurant	2
Long-lived tangible asset impairment		$ 600	$ 1,100
Number of restaurants with impairments charges | Restaurant		8	8
Company operated restaurants taken back to be refranchised | Restaurant			2
Individually Insignificant Restaurants
Restructuring Cost and Reserve [Line Items]
Long-lived tangible asset impairment		$ 400