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Income Taxes - Schedule of Income Tax Rates (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Effective Income Tax Rate Reconciliation, Percent	21.00%	(20.90%)	21.00%	(1143.30%)
Tax Year 2015 [Member]
Effective Income Tax Rate Reconciliation, Percent			39.00%
Tax Year 2016 [Member]
Effective Income Tax Rate Reconciliation, Percent			40.00%
Tax Year 2017 [Member]
Effective Income Tax Rate Reconciliation, Percent			42.00%
Tax Year 2018 [Member]
Effective Income Tax Rate Reconciliation, Percent			43.00%
Tax Year 2019 [Member]
Effective Income Tax Rate Reconciliation, Percent			34.00%
Income Tax [Member]
Effective Income Tax Rate Reconciliation, Percent			25.00%
Income Tax [Member] | Tax Year 2015 [Member]
Effective Income Tax Rate Reconciliation, Percent			25.00%
Income Tax [Member] | Tax Year 2016 [Member]
Effective Income Tax Rate Reconciliation, Percent			25.00%
Income Tax [Member] | Tax Year 2017 [Member]
Effective Income Tax Rate Reconciliation, Percent			25.00%
Income Tax [Member] | Tax Year 2018 [Member]
Effective Income Tax Rate Reconciliation, Percent			25.00%
Income Tax [Member] | Tax Year 2019 [Member]
Effective Income Tax Rate Reconciliation, Percent			25.00%
CREE Tax [Member]
Effective Income Tax Rate Reconciliation, Percent			9.00%
CREE Tax [Member] | Tax Year 2015 [Member]
Effective Income Tax Rate Reconciliation, Percent			9.00%
CREE Tax [Member] | Tax Year 2016 [Member]
Effective Income Tax Rate Reconciliation, Percent			9.00%
CREE Tax [Member] | Tax Year 2017 [Member]
Effective Income Tax Rate Reconciliation, Percent			9.00%
CREE Tax [Member] | Tax Year 2018 [Member]
Effective Income Tax Rate Reconciliation, Percent			9.00%
CREE Tax [Member] | Tax Year 2019 [Member]
Effective Income Tax Rate Reconciliation, Percent			9.00%
CREE Surtax [Member] | Tax Year 2015 [Member]
Effective Income Tax Rate Reconciliation, Percent			5.00%
CREE Surtax [Member] | Tax Year 2016 [Member]
Effective Income Tax Rate Reconciliation, Percent			6.00%
CREE Surtax [Member] | Tax Year 2017 [Member]
Effective Income Tax Rate Reconciliation, Percent			8.00%
CREE Surtax [Member] | Tax Year 2018 [Member]
Effective Income Tax Rate Reconciliation, Percent			9.00%
CREE Surtax [Member] | Tax Year 2019 [Member]
Effective Income Tax Rate Reconciliation, Percent			0.00%

X

- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32698-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319

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