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Purchased Intangible Assets and Goodwill (Tables)
 12 Months Ended
Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract]  
Changes in Purchased Intangibles
Changes in purchased intangibles balances are as follows:
(dollars in thousands)
 
2017
 
2016
Beginning balance
 
$
15,225

 
$
16,364

Amortization
 
(1,073
)
 
(1,039
)
Foreign currency impact
 
413

 
(100
)
Ending balance
 
$
14,565

 
$
15,225
Composition of Purchased Intangible Assets
Purchased intangible assets are composed of the following:
December 31,
(dollars in thousands)
 
2017
 
2016
Indefinite life intangible assets
 
$
12,120

 
$
11,888

Definite life intangible assets, net of accumulated amortization of $19,093 and $17,706
 
2,445

 
3,337

Total
 
$
14,565

 
$
15,225
Future Estimated Amortization Expense of Definite Life Intangible Assets
Future estimated amortization expense of definite life intangible assets is as follows (dollars in thousands):
2018
2019
2020
2021
2022
 
$1,051
$571
$165
$165
$165
 
Changes in Goodwill
Changes in goodwill balances are as follows:
 
 
2017
 
2016
(dollars in thousands)
 
U.S. & Canada
 
Latin America
 
Total
 
U.S. & Canada
 
Latin America
 
Total
Beginning balance:
 
 
 
 
 
 
 
 
 
 
 
 
Goodwill
 
$
43,872

 
$
125,681

 
$
169,553

 
$
43,872

 
$
125,681

 
$
169,553

Accumulated impairment losses
 
(5,441
)
 
—

 
(5,441
)
 
(5,441
)
 
—

 
(5,441
)
Net beginning balance
 
38,431

 
125,681

 
164,112

 
38,431

 
125,681

 
164,112

Impairment
 
—

 
(79,700
)
 
(79,700
)
 
—

 
—

 
—

Ending balance:
 
 
 
 
 
 
 
 
 
 
 
 
Goodwill
 
43,872

 
125,681

 
169,553

 
43,872

 
125,681

 
169,553

Accumulated impairment losses
 
(5,441
)
 
(79,700
)
 
(85,141
)
 
(5,441
)
 
—

 
(5,441
)
Net ending balance
 
$
38,431

 
$
45,981

 
$
84,412

 
$
38,431

 
$
125,681

 
$
164,112