XML 80 R64.htm IDEA: XBRL DOCUMENT v3.8.0.1
Commitments and Contingencies Narrative (Details)
 12 Months Ended
Dec. 31, 2017
USD ($)
store
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Guarantor Obligations [Line Items]      
Rent expense on operating leases $ 117,700,000 $ 74,300,000 $ 50,000,000
Current unfavorable lease intangible liability 7,767,000 9,258,000  
Amortization of leased asset $ 1,000,000 200,000  
Number of stores closed with lease intangible assets | store 12    
Write-offs of unfavorable lease intangibles $ 200,000    
Maximum loss exposure under outstanding letters of credit $ 10,100,000 $ 13,200,000  
Variable Interest Entity, Not Primary Beneficiary      
Guarantor Obligations [Line Items]      
Net loans as a percentage of variable interest entity's total assets, maximum 50.00%    
Minimum      
Guarantor Obligations [Line Items]      
Operating leases term 3 years    
Extensions of credit made by the Independent Lender to credit services customers terms 7 days    
Extensions of credit made by the Independent Lender to credit services customers amount range $ 50    
Maximum      
Guarantor Obligations [Line Items]      
Operating leases term 5 years    
Extensions of credit made by the Independent Lender to credit services customers terms 365 days    
Extensions of credit made by the Independent Lender to credit services customers amount range $ 1,500    
Above Market Leases      
Guarantor Obligations [Line Items]      
Remaining amortization period 5 years 1 month 6 days    
Below Market Leases [Member]      
Guarantor Obligations [Line Items]      
Remaining amortization period 2 years 3 months 18 days