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Marketable Securities (Details) $ in Thousands	Sep. 30, 2015 USD ($)
Schedule of Available-for-sale Securities
Amortized cost	$ 149,748
Gross unrealized gains	75
Gross unrealized losses	(81)
Fair value	149,742
Marketable securities
Schedule of Available-for-sale Securities
Fair value	139,838
Money Market Funds
Schedule of Available-for-sale Securities
Amortized cost	9,904
Fair value	9,904
Corporate Securities
Schedule of Available-for-sale Securities
Amortized cost	88,668
Gross unrealized gains	55
Gross unrealized losses	(72)
Fair value	88,651
Government Securities
Schedule of Available-for-sale Securities
Amortized cost	51,176
Gross unrealized gains	20
Gross unrealized losses	(9)
Fair value	51,187
Cash and Cash Equivalents
Schedule of Available-for-sale Securities
Fair value	$ 9,904

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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-Publisher FASB



-Name Accounting Standards Codification



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-SubTopic 10



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