XML 75 R56.htm IDEA: XBRL DOCUMENT v3.8.0.1
Mortgage Loans Individually Impaired Loans - 2 (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Financing Receivable, Impaired [Line Items]          
Individually impaired loans with related allowance recorded: average recorded investment $ 123,183 $ 142,660 $ 128,873 $ 146,891  
Individually impaired loans with related allowance recorded: total interest income recognized 1,221 1,339 3,831 4,093  
Individually impaired loans with related allowance recorded: interest income recognized on a cash basis 92 82 296 298  
Individually impaired loans with no related allowance recorded: average recorded investment 19,758 20,333 19,592 20,265  
Individually impaired loans with no related allowance recorded: total interest income recognized 365 432 1,123 1,230  
Individually impaired loans with no related allowance recorded: interest income recognized on a cash basis 30 19 84 80  
Individually impaired loans: average recorded investment 142,941 162,993 148,465 167,156  
Individually impaired loans: total interest income recognized 1,586 1,771 4,954 5,323  
Individually impaired loans: interest income recognized on a cash basis 122 101 380 378  
Table Footnote [Abstract]          
Individually impaired loans: total interest income recognized 1,586 1,771 4,954 5,323  
Single-family [Member]          
Financing Receivable, Impaired [Line Items]          
Individually impaired loans with related allowance recorded: average recorded investment 122,951 142,168 128,602 146,336  
Individually impaired loans with related allowance recorded: total interest income recognized 1,220 1,336 3,824 4,072  
Individually impaired loans with related allowance recorded: interest income recognized on a cash basis 92 82 296 298  
Individually impaired loans with no related allowance recorded: average recorded investment 19,454 20,022 19,298 19,935  
Individually impaired loans with no related allowance recorded: total interest income recognized 359 429 1,107 1,221  
Individually impaired loans with no related allowance recorded: interest income recognized on a cash basis 30 19 84 80  
Individually impaired loans: total interest income recognized 1,500 1,800 4,900 5,300  
Table Footnote [Abstract]          
Troubled debt restructuring recorded investment 139,500   139,500   $ 155,000
Individually impaired loans: total interest income recognized 1,500 1,800 4,900 5,300  
Individually impaired loans: contractual interest income 1,300 1,400 4,200 4,300  
Individually impaired loans: effective yield adjustments 216 320 713 961  
Single-family [Member] | Primary [Member]          
Financing Receivable, Impaired [Line Items]          
Individually impaired loans with related allowance recorded: average recorded investment 90,941 103,523 94,594 106,498  
Individually impaired loans with related allowance recorded: total interest income recognized 912 992 2,853 3,028  
Individually impaired loans with related allowance recorded: interest income recognized on a cash basis 75 68 240 243  
Individually impaired loans with no related allowance recorded: average recorded investment 15,402 15,534 15,173 15,398  
Individually impaired loans with no related allowance recorded: total interest income recognized 273 320 835 915  
Individually impaired loans with no related allowance recorded: interest income recognized on a cash basis 24 19 71 69  
Single-family [Member] | Government [Member]          
Financing Receivable, Impaired [Line Items]          
Individually impaired loans with related allowance recorded: average recorded investment 289 310 295 317  
Individually impaired loans with related allowance recorded: total interest income recognized 2 3 7 9  
Individually impaired loans with related allowance recorded: interest income recognized on a cash basis 0 0 0 0  
Individually impaired loans with no related allowance recorded: average recorded investment 61 61 61 59  
Individually impaired loans with no related allowance recorded: total interest income recognized 0 1 2 3  
Individually impaired loans with no related allowance recorded: interest income recognized on a cash basis 0 0 0 0  
Single-family [Member] | Alt-A [Member]          
Financing Receivable, Impaired [Line Items]          
Individually impaired loans with related allowance recorded: average recorded investment 22,904 27,115 24,233 27,899  
Individually impaired loans with related allowance recorded: total interest income recognized 228 250 717 759  
Individually impaired loans with related allowance recorded: interest income recognized on a cash basis 13 10 42 40  
Individually impaired loans with no related allowance recorded: average recorded investment 3,008 3,312 3,041 3,350  
Individually impaired loans with no related allowance recorded: total interest income recognized 65 81 205 224  
Individually impaired loans with no related allowance recorded: interest income recognized on a cash basis 5 0 10 8  
Single-family [Member] | Other [Member]          
Financing Receivable, Impaired [Line Items]          
Individually impaired loans with related allowance recorded: average recorded investment 8,817 11,220 9,480 11,622  
Individually impaired loans with related allowance recorded: total interest income recognized 78 91 247 276  
Individually impaired loans with related allowance recorded: interest income recognized on a cash basis 4 4 14 15  
Individually impaired loans with no related allowance recorded: average recorded investment 983 1,115 1,023 1,128  
Individually impaired loans with no related allowance recorded: total interest income recognized 21 27 65 79  
Individually impaired loans with no related allowance recorded: interest income recognized on a cash basis 1 0 3 3  
Multifamily [Member]          
Financing Receivable, Impaired [Line Items]          
Individually impaired loans with related allowance recorded: average recorded investment 232 492 271 555  
Individually impaired loans with related allowance recorded: total interest income recognized 1 3 7 21  
Individually impaired loans with related allowance recorded: interest income recognized on a cash basis 0 0 0 0  
Individually impaired loans with no related allowance recorded: average recorded investment 304 311 294 330  
Individually impaired loans with no related allowance recorded: total interest income recognized 6 3 16 9  
Individually impaired loans with no related allowance recorded: interest income recognized on a cash basis 0 $ 0 0 $ 0  
Table Footnote [Abstract]          
Troubled debt restructuring recorded investment $ 264   $ 264   $ 248