XML 63 R53.htm IDEA: XBRL DOCUMENT v3.21.1

Commitment and Contingencies - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Commitments and Contingencies Disclosure [Abstract]
Cost and expenses related to bandwidth and other co-location commitments	$ 16.4	$ 10.6

X

- Definition

Long-Term Purchase Commitment Costs And Expenses

+ References

No definition available.

+ Details

Name:	cloud_LongTermPurchaseCommitmentCostsAndExpenses
Namespace Prefix:	cloud_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

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