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Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Schedule of Loan Servicing Rights Recognized

The amount of MSRs recognized during the years ended December 31, 2017 and 2016 was as follows (dollars in thousands):

		Year Ended December 31,
			2017				2016
Beginning balance, mortgage servicing rights		$	320,524			$	244,723
Mortgage servicing rights recognized			145,103				154,040
Mortgage servicing rights sold			(71	)			(790	)
Amortization expense			(98,559	)			(73,273	)
Other			6,134				(4,176	)
Ending balance, mortgage servicing rights		$	373,131			$	320,524

Schedule of Assumptions Used in Measuring Fair Value of Servicing Assets

The key assumptions used during the years ended December 31, 2017, 2016 and 2015 in measuring fair value were as follows:

		Year Ended December 31,
			2017				2016				2015
Discount rate			10.06	%			10.16	%			10.11	%
Conditional prepayment rate			8.88	%			9.66	%			6.03	%

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- Definition

Tabular disclosure of assumptions used by the reporting entity in measuring the fair value of servicing assets.

+ References

No definition available.

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- Definition

Tabular disclosure of the activity in the balance of servicing assets (including a description of where changes in fair value are reported in the statement of income for each period for which results of operations are presented), including but not limited to, the following: beginning and ending balances, additions (for instance, through purchases of servicing assets), disposals, changes in fair value during the period resulting from changes in inputs or assumptions used in the valuation model, other changes in fair value along with a description of those changes, and other changes that affect the balance along with a description of those changes.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122625-111746

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