XML 54 R43.htm IDEA: XBRL DOCUMENT v3.10.0.1

Subsequent Events (Details) $ in Millions	9 Months Ended
	Sep. 30, 2018 USD ($)
Subsequent Events [Abstract]
Maximum purchase price	$ 120
minimum purchase price	$ 50

X

- References

No definition available.

+ Details

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

X

- Definition

Maximum purchase price

+ References

No definition available.

+ Details

Name:	vrsn_Maximumpurchaseprice
Namespace Prefix:	vrsn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

minimum purchase price

+ References

No definition available.

+ Details

Name:	vrsn_Minimumpurchaseprice
Namespace Prefix:	vrsn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration