Intangible assets (Tables)

12 Months Ended

Dec. 31, 2018

Intangible Assets [Abstract]

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

The estimated aggregate amortization expense for each of the next five years are as follows:

	(Dollars in thousands)
Year	Amortization
2020	$	1,495
2021	1,611
2022	1,406
2023	1,292
2024	1,196
Thereafter	5,335
	$	12,335

Intangible Assets Disclosure [Text Block]

Intangible assets

The gross carrying amount and accumulated amortization by intangible asset class were as follows:

	(Dollars in thousands)							(Dollars in thousands)
	December 31, 2019							December 31, 2018
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Value		Gross Carrying Amount		Accumulated Amortization			Net Carrying Value
Trade names	$	8,422	$	(2,020	)	$	6,402	$	8,090	$	(1,447	)	$	6,643
Customer relationships	7,337		(1,404		)	5,933		7,114		(645		)	6,469
	$	15,759	$	(3,424	)	$	12,335	$	15,204	$	(2,092	)	$	13,112

Amortization expense of $1.3 million and $0.9 million related to intangible assets was recorded in General and administrative expenses for 2019 and 2018, respectively. The estimated aggregate amortization expense for each of the next five years are as follows:

	(Dollars in thousands)
Year	Amortization
2020	$	1,495
2021	1,611
2022	1,406
2023	1,292
2024	1,196
Thereafter	5,335
	$	12,335

The gross carrying amount and accumulated amortization by intangible asset class were as follows:

	(Dollars in thousands)							(Dollars in thousands)
	December 31, 2019							December 31, 2018
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Value		Gross Carrying Amount		Accumulated Amortization			Net Carrying Value
Trade names	$	8,422	$	(2,020	)	$	6,402	$	8,090	$	(1,447	)	$	6,643
Customer relationships	7,337		(1,404		)	5,933		7,114		(645		)	6,469
	$	15,759	$	(3,424	)	$	12,335	$	15,204	$	(2,092	)	$	13,112