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Goodwill and Other Intangible Assets
12 Months Ended
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Other Intangible Assets
Goodwill and Other Intangible Assets
A summary of the Company’s goodwill assets by business segment is presented in the following table:
(Dollars in thousands)
 
January 1,
2015
 
Goodwill
Acquired
 
Impairment
Loss
 
Goodwill Adjustments
 
December 31,
2015
Community banking
 
$
331,752

 
$
69,860

 
$

 
$

 
$
401,612

Specialty finance
 
41,768

 

 

 
(3,733
)
 
38,035

Wealth management
 
32,114

 

 

 

 
32,114

Total
 
$
405,634

 
$
69,860

 
$

 
$
(3,733
)
 
$
471,761


The community banking segment's goodwill increased $69.9 million in 2015 as a result of the acquisitions of Delavan, Suburban, North Bank and CFIS. The specialty finance segment's goodwill decreased $3.7 million in 2015 as a result of foreign currency translation adjustments related to the Canadian acquisitions.
A summary of finite-lived intangible assets as of the dates shown and the expected amortization as of December 31, 2015 is as follows:
 
 
December 31,
(Dollars in thousands)
 
2015
 
2014
Community banking segment:
 
 
 
 
Core deposit intangibles:
 
 
 
 
Gross carrying amount
 
$
34,841

 
$
29,379

Accumulated amortization
 
(17,382
)
 
(17,879
)
Net carrying amount
 
$
17,459

 
$
11,500

Specialty finance segment:
 
 
 
 
Customer list intangibles:
 
 
 
 
Gross carrying amount
 
$
1,800

 
$
1,800

Accumulated amortization
 
(1,052
)
 
(941
)
Net carrying amount
 
$
748

 
$
859

Wealth management segment:
 
 
 
 
Customer list and other intangibles:
 
 
 
 
Gross carrying amount
 
$
7,940

 
$
7,940

Accumulated amortization
 
(1,938
)
 
(1,488
)
Net carrying amount
 
$
6,002

 
$
6,452

Total other intangible assets, net
 
$
24,209

 
$
18,811

Estimated amortization
  
Estimated—2016
$
4,668

Estimated—2017
3,876

Estimated—2018
3,371

Estimated—2019
2,855

Estimated—2020
2,318


The core deposit intangibles recognized in connection with prior bank acquisitions are amortized over a ten-year period on an accelerated basis. The customer list intangibles recognized in connection with the purchase of life insurance premium finance assets in 2009 are being amortized over an 18-year period on an accelerated basis while the customer list intangibles recognized
in connection with prior acquisitions within the wealth management segment are being amortized over a ten-year period on a straight-line basis.

Total amortization expense associated with finite-lived intangibles in 2015, 2014 and 2013 was $4.6 million, $4.7 million and $4.6 million, respectively.