XML 93 R82.htm IDEA: XBRL DOCUMENT v3.8.0.1
Relationship with Bayview Lending Group LLC and Bayview Financial Holdings, L.P. - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Schedule of Equity Method Investments [Line Items]      
Loan facility carrying amount $ 8,591,051   $ 8,141,430
Bayview Lending Group [Member]      
Schedule of Equity Method Investments [Line Items]      
Minority interest in Bayview Lending Group LLC 20.00%    
Carrying value of minority interest investment in Bayview Lending Group LLC $ 0    
Bayview Lending Group [Member] | Other Revenues From Operations [Member]      
Schedule of Equity Method Investments [Line Items]      
Income (loss) from equity method investments 23,000 $ (2,000)  
Bayview Lending Group and Bayview Financial [Member]      
Schedule of Equity Method Investments [Line Items]      
Outstanding principal balances of mortgage servicing rights 2,900,000   3,000,000
Revenues from servicing 4,000 4,000  
Bayview Financial [Member]      
Schedule of Equity Method Investments [Line Items]      
Outstanding principal balances of residential mortgage loans from Bayview Financial 55,800,000   56,600,000
Revenues from sub-servicing 30,000 $ 23,000  
Investment securities in held-to-maturity portfolio securitized by Bayview Financial 129,000   $ 136,000
Bayview Financial [Member] | Syndicated Loan Facility [Member]      
Schedule of Equity Method Investments [Line Items]      
Loan facility carrying amount 750,000    
Bayview Financial [Member] | Syndicated Loan Facility [Member] | M&T Bank [Member]      
Schedule of Equity Method Investments [Line Items]      
Loan facility carrying amount $ 90,000