NET INCOME (LOSS) PER SHARE - General Information (Details)	12 Months Ended
Dec. 31, 2019 Vote
Class A Common
Common stock
Votes per share	1
Class B Common
Common stock
Votes per share	10

Represents the number of votes per share for a holder of common stock.

No definition available.

Name:	inov_CommonStockVotesPerShare
Namespace Prefix:	inov_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration