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Basis Of Presentation Stock-Based Compensation (Details)
 12 Months Ended
Dec. 28, 2014
Rate
Dec. 30, 2012
Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Forfeiture rate 0.00%tast_ShareBasedCompensationArrangementByShareBasedPaymentAwardForfeitureRate
/ us-gaap_RangeAxis
= us-gaap_MinimumMember		  
Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Forfeiture rate 15.00%tast_ShareBasedCompensationArrangementByShareBasedPaymentAwardForfeitureRate
/ us-gaap_RangeAxis
= us-gaap_MaximumMember		  
Management [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock Award Vesting Rate 25.00%tast_ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualVestingPercentage
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ManagementMember		  
Stock Award Vesting Period 4 years  
Director [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock Award Vesting Rate 20.00%tast_ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualVestingPercentage
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember		  
Stock Award Vesting Period 5 years 2 years