v3.7.0.1
Accounts Receivable (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Mar. 31, 2016
Dec. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Reserve for uncollectible overdrawn accounts $ (12,233) $ (11,932) $ (11,088) $ (7,999)
Accounts receivable current and noncurrent, net 21,319 40,150    
Receivables due from card issuing banks [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Accounts receivable, gross 6,438 8,497    
Overdrawn Account Balances due from Cardholders [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Accounts receivable, gross 15,384 14,773    
Reserve for uncollectible overdrawn accounts (12,233) (11,932)    
Accounts receivable current and noncurrent, net 3,151 2,841    
Trade Receivables [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Accounts receivable, gross 2,707 1,941    
Reserve for uncollectible overdrawn accounts (920) (372)    
Accounts receivable current and noncurrent, net 1,787 1,569    
Fee advances [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Accounts receivable, gross 2,149 16,708    
Other receivables [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Accounts receivable, gross $ 7,794 $ 10,535