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Noncontrolling Interest (Detail Textuals) - USD ($) $ in Thousands	1 Months Ended
	Aug. 31, 2014	Jun. 30, 2016	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2014
Noncontrolling Interest [Line Items]
Noncontrolling interest		$ (40)	$ 299		$ 1,800
Company share of income and losses of subsidiaries		92.00%	83.00%	72.00%
Texas emerging technology fund | 1st Detect
Noncontrolling Interest [Line Items]
Payment of common stock repurchase right	$ 2,300
Astral Images, Inc
Noncontrolling Interest [Line Items]
Company share of income and losses of subsidiaries		92.00%	83.00%	72.00%

X

- Definition

Represents common stock repurchase right.

+ References

No definition available.

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- Definition

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(22))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(24))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.31)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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.

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No definition available.

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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