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Commitments - Narrative (Details) - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
Mar. 29, 2013 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Other Commitments [Line Items] |  |  |  |
Operating leases, rent expense |  | $ 20.0 | $ 23.7 | $ 19.0
Floating Rate Reverse Mortgage Loans [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Additional borrowing capacity to borrowers |  | 1,200.0 |  |
Forward Mortgage Loan Interest Rate Lock Commitments [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Short-term commitments to lend |  | 322.3 |  |
Reverse Mortgage Loan Interest Rate Lock Commitments [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Short-term commitments to lend |  | $ 38.2 |  |
Altisource [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Automatic renewal term of support services agreement | 1 year |  |  |

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- Definition Additional borrowing capacity to borrowers. + References No definition available. + Details
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- Definition Automatic renewal term of support services agreement. + References No definition available. + Details
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- Definition Short-term commitments to lend. + References No definition available. + Details
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- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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