XML 40 R28.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Intangible Assets and Goodwill (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
| 2018 |  |  |  |  |  |
| Amortization period (years) |  | Gross Amount |  | Accumulated Amortization |  | Net intangible assets
|  |  | (in thousands) |  |  |  |
Customer relationships | 20 |  | 13,600 |  | 2,329 |  | $ | 11,271
Tradename | 0.5-6 |  | 8,100 |  | 7,021 |  | 1,079
Covenants not to compete | 1-10 |  | 4,200 |  | 2,056 |  | 2,144
|  |  | $ | 25,900 |  | $ | 11,406 |  | $ | 14,494
| 2017 |  |  |  |  |  |
| Amortization period (years) |  | Gross Amount |  | Accumulated Amortization |  | Net intangible assets
|  |  | (in thousands) |  |  |  |
Customer relationships | 20 |  | 13,600 |  | 1,645 |  | $ | 11,955
Tradename | 0.5-6 |  | 8,100 |  | 5,769 |  | 2,331
Covenants not to compete | 1-10 |  | 4,200 |  | 1,464 |  | 2,736
|  |  | $ | 25,900 |  | $ | 8,878 |  | $ | 17,022
Schedule of Goodwill [Table Text Block] | Changes in carrying amount of goodwill during the twelve months ended December 31, 2018 and December 31, 2017 were as follows:
| (in thousands)
Balance at December 31, 2016 | $ | 100,212
Acquisition | 32,198
Balance at December 31, 2017 | $ | 132,410
Acquisition | —
Balance at December 31, 2018 | $ | 132,410

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
Name: | us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267 + Details
Name: | us-gaap_ScheduleOfGoodwillTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration