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Segment Information - Components of Corporate/Other (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Segment Reporting Information [Line Items] |  |  |  |
Interest income | $ 62,737 | $ 60,906 | $ 176,589 | $ 190,021
Interest expense | (27,443) | (21,597) | (72,708) | (67,991)
Net Interest Income | 35,294 | 39,309 | 103,881 | 122,030
Investment fair value changes, net | 324 | 11,918 | 9,990 | (18,686)
Realized gains, net | 1,734 | 6,615 | 8,809 | 26,037
Total non-interest income, net | 26,070 | 33,712 | 79,122 | 49,054
Direct operating expenses | (19,922) | (20,355) | (56,789) | (70,962)
Net Income | 36,180 | 52,553 | 109,473 | 105,897
Corporate/Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Interest income | 5,088 | 4,899 | 14,968 | 15,426
Interest expense | (13,863) | (12,758) | (39,306) | (38,593)
Net Interest Income | (8,775) | (7,859) | (24,338) | (23,167)
Investment fair value changes, net | (1,048) | (258) | (3,856) | (2,181)
Realized gains, net | 0 | 0 | (752) | 292
Total non-interest income, net | (1,048) | (258) | (4,608) | (3,951)
Direct operating expenses | (12,491) | (11,797) | (34,409) | (46,098)
Net Income | (22,314) | (19,914) | (63,355) | (73,216)
Corporate/Other | Legacy Consolidated VIEs |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Interest income | 4,875 | 4,837 | 14,576 | 14,525
Interest expense | (3,838) | (3,274) | (11,046) | (9,842)
Net Interest Income | 1,037 | 1,563 | 3,530 | 4,683
Investment fair value changes, net | (1,045) | (255) | (3,842) | (2,086)
Realized gains, net |  |  | 0 | 0
Total non-interest income, net | (1,045) | (255) | (3,842) | (2,086)
Direct operating expenses | 0 | 0 | 0 | 0
Net Income | (8) | 1,308 | (312) | 2,597
Corporate/Other | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Interest income | 213 | 62 | 392 | 901
Interest expense | (10,025) | (9,484) | (28,260) | (28,751)
Net Interest Income | (9,812) | (9,422) | (27,868) | (27,850)
Investment fair value changes, net | (3) | (3) | (14) | (95)
Realized gains, net |  |  | (752) | 292
Total non-interest income, net | (3) | (3) | (766) | (1,865)
Direct operating expenses | (12,491) | (11,797) | (34,409) | (46,098)
Net Income | $ (22,306) | $ (21,222) | $ (63,043) | $ (75,813)

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- Definition Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.1-5) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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