XML 85 R63.htm IDEA: XBRL DOCUMENT v3.8.0.1

Stockholders' Equity - Warrants (Details) - $ / shares	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Class of Warrant or Right [Line Items]
Warrant expiration date	2023-10
Common Stock
Class of Warrant or Right [Line Items]
Warrants outstanding	13,013	131,597
Outstanding warrants weighted average exercise price (dollars per share)	$ 5.76	$ 9.80

X

- Definition

Outstanding Warrants Exercise Price, Weighted-Average

+ References

No definition available.

+ Details

Name:	fivn_OutstandingWarrantsExercisePriceWeightedAverage
Namespace Prefix:	fivn_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Warrant Expiration Date1

+ References

No definition available.

+ Details

Name:	fivn_WarrantExpirationDate1
Namespace Prefix:	fivn_
Data Type:	xbrli:gYearMonthItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

Name:	us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: