Acquisition - Schedule of Finite Lived Intangible Assets (Detail) (Exony Limited, USD $) In Thousands, unless otherwise specified				3 Months Ended
	Aug. 06, 2014	Aug. 06, 2014 Developed technology	Aug. 06, 2014 Trade name	Sep. 30, 2014 Research and Development Developed technology	Sep. 30, 2014 Sales and marketing expense Customer relationships - software license	Sep. 30, 2014 Cost of sales Customer relationships - maintenance license	Sep. 30, 2014 General and administrative expense Trade name
Finite Lived Intangible Assets [Line Items]
Finite lived intangible asset useful life				4 years	2 years	6 years	2 years
Total identifiable intangibles at acquisition-date	$ 10,130	$ 6,990	$ 150	$ 6,990	$ 1,380	$ 1,610	$ 150