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Other Assets and Liabilities - Accrued Expenses and Other Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
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Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |  |
Accrued compensation | $ 24,025 | $ 18,830
Guarantee obligations | 19,487 | 21,668
Deferred tax liabilities | 11,764 | 898
Residential loan and MSR repurchase reserve | 4,916 | 5,432
Legal reserve | 2,000 | 2,000
Accrued operating expenses | 1,481 | 4,493
Current accounts payable | 1,339 | 1,151
Margin payable | 390 | 12,783
Restructuring liabilities | 0 | 2,297
Other | 2,327 | 2,876
Total Other Liabilities | $ 67,729 | $ 72,428

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