Business Combination - Additional Information (Details) - USD ($) shares in Thousands		3 Months Ended
Oct. 13, 2015	Mar. 31, 2016
Business Acquisition [Line Items]
Adjustments related to tangible assets and liabilities acquired		$ 37,000
RSUs issued pursuant to retention plan, in connection with the acquisition		1,426
We Are Cloud, Inc
Business Acquisition [Line Items]
Percent of outstanding shares acquired	100.00%
Business acquisition, fair value of consideration transferred, cash	$ 46,400,000
Cash portion of fair value consideration transferred	$ 7,000,000
Number of months consideration held in escrow, to be released	12 months
Business acquisition, transaction costs incurred	$ 1,000,000
We Are Cloud, Inc \| Restricted Stock Units
Business Acquisition [Line Items]
RSUs issued pursuant to retention plan, in connection with the acquisition	500
Vesting period	3 years
We Are Cloud, Inc \| Developed Technology
Business Acquisition [Line Items]
Acquired intangible assets, useful lives	4 years 6 months
We Are Cloud, Inc \| Customer Relationships
Business Acquisition [Line Items]
Acquired intangible assets, useful lives	4 years 6 months
We Are Cloud, Inc \| Maximum
Business Acquisition [Line Items]
Number of months consideration were held in escrow	18 months

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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-Publisher FASB
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The amount of indemnification assets (amounts to be reimbursed if and when certain assumed liabilities are paid) recognized at the acquisition date of a business combination.

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-Publisher FASB
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Amount of liabilities assumed at the acquisition date.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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-Publisher FASB
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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Business acquisition, cost of acquired entity, with held consideration, period.

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Business acquisition, cost of acquired entity, with held consideration, release period.

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