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Goodwill and Intangibles (Tables)
6 Months Ended
Jun. 30, 2019
Goodwill [Line Items]  
Schedule of Goodwill [Table Text Block]
Goodwill activity for the six months ended June 30, 2019 consisted of the following:

Balance at December 31, 2018
 
$
21,476,000

Additions
 

Impairment
 

Balance at June 30, 2019
 
$
21,476,000