Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended
Feb. 29, 2016	Feb. 28, 2015
Income Tax Disclosure [Abstract]
Foreign statutory rate (as a percent)	10.00%	10.00%
Research and development tax credit	$ 0.6

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit.

Reference 1: 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

Reference 2: 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

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration