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CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS’ EQUITY (Parenthetical) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($)
Issuance costs	$ 41,322
Series G Redeemable Convertible Preferred Stock
Issuance costs	10,517
Series H Redeemable Convertible Preferred Stock
Issuance costs	$ 474

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- Definition

The cash outflow for cost incurred directly with the issuance of an equity security.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585

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