Subsequent Events (Narrative) (Details)	1 Months Ended
	Jan. 31, 2019
Subsequent Events Narrative
Subsequent Event, Date	Jan. 24, 2019
Subsequent Event, Description	<p style="font: 10pt/120% Times New Roman, Times, Serif; margin: 0; text-align: justify"><b>Merger</b></p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"></p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0">On January 24, 2019, the Company completed the Merger with STI, pursuant to which Merger Sub merged with and into STI, with STI surviving as the Company's wholly-owned subsidiary. See note 2 to the consolidated financial statements above for additional information on the Merger.</p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"><b>Severance</b></p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0">The Company paid approximately $1.8 million in January 2019 pursuant to certain employment agreements that triggered upon the completion of the Merger with STI.</p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"> </p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"> </p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"> </p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"></p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"> </p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"> </p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"> </p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"> </p> <p style="font: 10pt Times New Roman, Times, Serif; margin-right: 0; margin-left: 0"></p>