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Segment Information Segment Reporting (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2018 USD ($) Segment	Mar. 31, 2017 USD ($)
Segment Reporting Information [Line Items]
Number of Reportable Segments | Segment	2
Total revenue	$ 84,459	$ 74,617
Gross Profit	46,218	44,879
Operating Income (Loss)	1,837	712
Interest Expense	240	94
Other Nonoperating Income (Expense)	287	225
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	1,884	843
Lawson [Member]
Segment Reporting Information [Line Items]
Total revenue	9,489	74,617
Gross Profit	6,080	44,879
Operating Income (Loss)	1,357	712
Bolt [Member] [Member]
Segment Reporting Information [Line Items]
Total revenue	8,033	0
Gross Profit	3,296	0
Operating Income (Loss)	$ 480	$ 0

X

- Definition

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1,2)
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-SubTopic 20
-Section 50
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