Net Loss per Common Share Attributable to Identiv Stockholders' Equity (Detail) - shares	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	8,008,615	3,406,382
RSUs
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	1,600,789	1,753,837
Options
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	632,471	690,312
Warrants
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	765,000	951,878
Noncontrolling Interest
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	10,355	10,355
Shares of Common Stock Issuable upon Conversion of Series B Preferred Stock
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	5,000,000