CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 263,830	$ 232,084
Marketable investments	433,843	464,835
Accounts receivable, net	158,457	130,984
Prepaid expenses and other current assets	78,610	43,107
Deferred contract acquisition costs, net	97,075	88,714
Total current assets	1,031,815	959,724
Property and equipment, net	185,689	164,635
Operating lease right-of-use assets	43,403	46,375
Finance lease right-of-use assets	11,359	14,216
Intangible assets, net	40,958	51,166
Goodwill	366,253	366,253
Other assets	42,428	10,725
Deferred contract acquisition costs, net — less current portion	195,249	176,976
Total assets	1,917,154	1,790,070
Current liabilities:
Accounts payable	43,957	29,973
Accrued and other current liabilities	104,043	84,120
Operating lease liabilities	15,240	12,922
Finance lease liabilities	8,602	8,480
Deferred revenue	86,070	77,515
Total current liabilities	257,912	213,010
Convertible senior notes	738,230	735,490
Operating lease liabilities — less current portion	42,824	42,116
Finance lease liabilities — less current portion	2,958	6,090
Other long-term liabilities	37,052	7,547
Total liabilities	1,078,976	1,004,253
Commitments and contingencies (Note 10)
Stockholders’ equity:
Common stock	75	77
Additional paid-in capital	1,180,850	1,163,072
Accumulated other comprehensive income (loss)	(795)	897
Accumulated deficit	(341,952)	(378,229)
Total stockholders’ equity	838,178	785,817
Total liabilities and stockholders’ equity	$ 1,917,154	$ 1,790,070

Accrued Liabilities and Other Current Liabilities

No definition available.

Name:	fivn_AccruedLiabilitiesandOtherCurrentLiabilities
Namespace Prefix:	fivn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).