Acquisitions - Schedule of Acquired Intangible Assets (Details) - Thinklogical Holdings LLC $ in Thousands	May 31, 2017 USD ($)
Business Acquisition [Line Items]
Fair Value	$ 86,250
Amortization Period	7 years 4 months 24 days
Fair Value	$ 57,513
Total intangible assets	143,763
Developed Technology Rights [Member]
Business Acquisition [Line Items]
Fair Value	$ 60,000
Amortization Period	5 years
Customer Relationships [Member]
Business Acquisition [Line Items]
Fair Value	$ 20,000
Amortization Period	15 years
Trademarks
Business Acquisition [Line Items]
Fair Value	$ 3,750
Amortization Period	10 years
Order or Production Backlog [Member]
Business Acquisition [Line Items]
Fair Value	$ 2,500
Amortization Period	3 months 19 days
Goodwill
Business Acquisition [Line Items]
Fair Value	$ 57,513