Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

An excess of the fair value of the modified award over the fair value of the award immediately before the modification.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

Number of shares for which recognition of compensation cost was accelerated.

+ References

No definition available.

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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Subsequent Events - Additional Information (Details) - Subsequent Event [Member] - USD ($) shares in Thousands	Aug. 31, 2018	Aug. 13, 2018
Subsequent Event [Line Items]
Incremental expense incurred	$ 0
Restricted Stock Units [Member]
Subsequent Event [Line Items]
Acceleration of stock options and restricted stock units	2,085
Stock Options [Member]
Subsequent Event [Line Items]
Acceleration of stock options and restricted stock units	48,336
Purchase Agreement [Member]
Subsequent Event [Line Items]
Aggregate consideration		$ 18,000,000