Revolving Credit Facilities (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Short-term Debt [Line Items] | ||
| Revolving credit facilities | $ 20,000 | $ 70,000 |
| Weighted average borrowing rate | 5.14% | 4.53% |
| Weighted average remaining maturity | 351 days | 306 days |
| Mortgage servicing rights, at fair value, pledged as collateral for borrowings | $ 584,247 | $ 180,948 |
| Short-term Debt [Member] | ||
| Short-term Debt [Line Items] | ||
| Mortgage servicing rights, at fair value, pledged as collateral for borrowings | $ 159,506 | $ 180,948 |
| X | ||||||||||
- Definition Weighted average maturity of revolving credit facilities. No definition available.
|
| X | ||||||||||
- Definition The carrying amount, as of the date of the latest financial statement presented, of other assets which are owned but transferred to serve as collateral for the payment of the related debt obligation, primarily a secured borrowing or repurchase agreement, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of the portion of long-term, collateralized debt obligations due within one year or the operating cycle, if longer. Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- 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. No definition available.
|
| X | ||||||||||
- Definition Weighted average interest rate of short-term debt outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Details
|