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Basis of Presentation - Reclassifications to Previously Reported Amounts (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2017
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of revenues - Services	$ 55,317	$ 107,000
Cost of revenues - Products	23,027	45,296
As previously reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of revenues - Services	60,777	117,884
Cost of revenues - Products	17,567	34,412
Blackhawk adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of revenues - Services	(5,460)	(10,884)
Cost of revenues - Products	$ 5,460	$ 10,884

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- Definition

Total costs related to goods produced and sold during the reporting period.

+ 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 210.5-03.2(a))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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+ References

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-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
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