Mortgage Servicing Rights (Tables)

12 Months Ended

Dec. 31, 2015

Mortgage Servicing Rights

Schedule of Activity Related to Capitalized MSRs

	As of and for the year ended December 31,
(in thousands)	2015		2014
Beginning balance	$	375,907	$	353,024
Additions, following the sale of loan		135,441		96,949
Additions, acquisitions		—		8,209
Amortization		(80,702)		(69,099)
Pre-payments and write-offs		(18,298)		(13,176)
Ending balance	$	412,348	$	375,907

Summary of Components of Net Carrying Value of Acquired and Originated MSRs

	As of December 31, 2015
	Gross		Accumulated		Net
(in thousands)	carrying value		amortization		carrying value
Acquired MSRs	$	132,837	$	(84,754)	$	48,083
Originated MSRs		511,915		(147,650)		364,265
Total	$	644,752	$	(232,404)	$	412,348

	As of December 31, 2014
	Gross		Accumulated		Net
(in thousands)	carrying value		amortization		carrying value
Acquired MSRs	$	132,837	$	(59,128)	$	73,709
Originated MSRs		427,941		(125,743)		302,198
Total	$	560,778	$	(184,871)	$	375,907

Schedule of Expected Amortization of MSRs

	Originated MSRs		Acquired MSRs		Total MSRs
(in thousands)	Amortization		Amortization		Amortization
Year Ending December 31,
2016		72,501		12,322		84,823
2017		62,010		11,796		73,806
2018		53,881		8,889		62,770
2019		47,850		7,391		55,241
2020		40,344		5,502		45,846
Thereafter		87,679		2,183		89,862
Total	$	364,265	$	48,083	$	412,348