Note 16 - Restricted Cash (Details Textual) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019	Mar. 31, 2019	Mar. 31, 2018
Statement Line Items [Line Items]
Restricted cash related to bank guarantees	$ 1,013	$ 632	$ 816

The amount of cash related to bank guarantees whose use or withdrawal is restricted. [Refer: Cash]

No definition available.

Name:	vvpr_RestrictedCashRelatedToBankGuarantees
Namespace Prefix:	vvpr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant