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Goodwill and Intangibles (Tables) | 6 Months Ended
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Jun. 30, 2018
Goodwill [Line Items] |
Schedule of Goodwill [Table Text Block] | Goodwill activity for the six months ended June 30, 2018 consisted of the following:
Balance at December 31, 2017 |  | $ | 2,403,000 |
Additions |  | 20,554,000 |
Impairment |  | — |
Balance at June 30, 2018 |  | $ | 22,957,000 |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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