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Other Assets (Tables)
12 Months Ended
Dec. 31, 2019
Other assets.  
Schedule of carrying amount of goodwill reported in reporting units

Retail

Commercial

(in thousands)

    

Banking

    

Banking

    

Total

December 31, 2019

$

687,492

$

308,000

$

995,492

December 31, 2018

687,492

308,000

995,492

Schedule of estimated future amortization expense for MSRs

Estimated

(dollars in thousands)

    

Amortization

Year ending December 31:

2020

$

2,129

2021

1,808

2022

1,530

2023

1,295

2024

1,101

Schedule of details of the Company's MSRs

December 31, 

(dollars in thousands)

  

2019

  

2018

Gross carrying amount

$

63,480

$

63,342

Less: accumulated amortization

50,812

47,187

Net carrying value

$

12,668

$

16,155

Schedule of changes in amortized MSRs

Year Ended December 31, 

(dollars in thousands)

  

2019

  

2018

Balance at beginning of year

$

16,155

$

13,196

Originations

138

328

Purchases

6,444

Amortization

(3,625)

(3,813)

Balance at end of year

$

12,668

$

16,155

Fair value of amortized MSRs at beginning of year

$

27,662

$

21,697

Fair value of amortized MSRs at end of year

$

20,329

$

27,662

Balance of loans serviced for others

$

2,344,899

$

2,664,860

Schedule of quantitative assumptions used in determining lower of cost or fair value of MSRs

December 31, 2019

December 31, 2018

Weighted

Weighted

  

Range

Average

Range

Average

Conditional prepayment rate

10.74

%

-

23.39

%

11.10

%

7.86

%

-

19.26

%

8.31

%

Life in years (of the MSR)

2.04

-

6.33

5.99

3.43

-

7.68

7.19

Weighted-average coupon rate

3.96

%

-

7.26

%

4.01

%

3.97

%

-

6.70

%

4.02

%

Discount rate

10.00

%

-

10.01

%

10.00

%

10.00

%

-

10.02

%

10.00

%