XML 108 R92.htm IDEA: XBRL DOCUMENT v3.8.0.1
Borrowings - Schedule of Other Secured Borrowings (Footnote) (Details) - USD ($)
3 Months Ended 9 Months Ended
Aug. 01, 2017
Sep. 30, 2017
Sep. 30, 2017
Dec. 31, 2017
Oct. 27, 2017
Dec. 05, 2016
Debt Instrument [Line Items]            
Available borrowing capacity   $ 41,900,000.0 $ 41,900,000.0      
Percentage of equity interest in foreign subsidiaries pledged as security to secured debt     35.00%      
Mortgage Warehouse Agreement [Member]            
Debt Instrument [Line Items]            
Available borrowing capacity   29,300,000 $ 29,300,000      
Amended Senior Secured Term Loan [Member]            
Debt Instrument [Line Items]            
Periodic prepayment of SSTL   4,200,000        
Maximum borrowing capacity           $ 335,000,000
Face amount           $ 100,000,000
Repurchase Agreements [Member]            
Debt Instrument [Line Items]            
Available borrowing capacity   87,500,000 87,500,000      
Maximum borrowing capacity   137,500,000 $ 137,500,000      
Percentage decrease in advance rates 3.00%          
London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate [1]     2.64%      
Secured Debt [Member] | Lending [Member] | Mortgage Warehouse Agreement [Member]            
Debt Instrument [Line Items]            
Maximum borrowing capacity   110,000,000 $ 110,000,000      
Secured Debt [Member] | Lending [Member] | Participation Agreement [Member]            
Debt Instrument [Line Items]            
Maximum borrowing capacity   250,000,000 $ 250,000,000      
Beneficial interest     100.00%      
Secured Debt [Member] | Senior Secured Term Loan Option One [Member] | Federal Funds Rate [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate     0.50%      
Secured Debt [Member] | Senior Secured Term Loan Option One [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate     4.00%      
Secured Debt [Member] | Senior Secured Term Loan Option One [Member] | Base Rate [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate     2.00%      
Secured Debt [Member] | Senior Secured Term Loan Option Two [Member] | Eurodollar [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate     5.00%      
Secured Debt [Member] | Senior Secured Term Loan Option Two [Member] | Eurodollar Floor [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate     1.00%      
Warehouse Agreement Borrowings [Member] | Participation Agreement [Member]            
Debt Instrument [Line Items]            
Maximum borrowing capacity   $ 50,000,000 $ 50,000,000      
Beneficial interest     100.00%      
Warehouse Agreement Borrowings [Member] | Participation Agreement [Member] | Subsequent Event [Member]            
Debt Instrument [Line Items]            
Maximum borrowing capacity         $ 100,000,000  
Scenario, Forecast [Member] | Repurchase Agreements [Member]            
Debt Instrument [Line Items]            
Available borrowing capacity       $ 50,000,000    
[1] Represents amounts due to the holders of beneficial interests in Ginnie Mae guaranteed HMBS. The beneficial interests have no maturity dates, and the borrowings mature as the related loans are repaid.