Fair Value Measurements (Quantitative Information about Unobservable Inputs) (Details) - USD ($)	1 Months Ended	3 Months Ended		12 Months Ended
	Jun. 30, 2015	Nov. 30, 2015	May. 31, 2015	Nov. 30, 2015	Nov. 30, 2014	Nov. 30, 2013	May. 13, 2014
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Payment of contingent consideration	$ 200,000			$ 209,000	$ 210,000	$ 0
Asset impairment		$ 1,000,000	$ 4,000,000
Modulus [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Contingent consideration liability							$ 2,500,000
Modulus [Member] | Contingent Consideration [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Probability milestones associated with contingent consideration will be achieved, year 2 (as a percent)				0.00%
Contingent consideration liability		$ 0		$ 0