Enzo Biochem, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Contingencies (Details)

Contingencies (Details) $ in Millions	1 Months Ended							3 Months Ended
Contingencies (Details) $ in Millions	Jul. 31, 2016 USD ($)	May 31, 2016 USD ($)	Jan. 31, 2016 USD ($)	Oct. 31, 2015 USD ($)	Jul. 31, 2015 USD ($)	Nov. 30, 2012	Jun. 30, 2004	Oct. 31, 2016 USD ($)	Jan. 31, 2016 USD ($)	Apr. 30, 2014 USD ($)	Jun. 20, 2014 USD ($)
Contingencies (Details) [Line Items]
Gain Contingency, Patents Allegedly Infringed upon, Number							6
Number of Licensee Patents								4
Gain Contingency, Patents Found Not Infringed upon, Number						1
Gain Contingencies Prejudgement Interest								$ 12.5
Number Of Pending Cases								7
Perkin Elmer [Member]
Contingencies (Details) [Line Items]
Escrow Deposit											$ 7.0
Luminex [Member]
Contingencies (Details) [Line Items]
Litigation Settlement, Amount					$ 7.1
Siemens [Member]
Contingencies (Details) [Line Items]
Litigation Settlement, Amount					6.7
Royalty Revenue					$ 1.0
Affymetrix Inc [Member]
Contingencies (Details) [Line Items]
Payments for Legal Settlements				$ 6.8
Agilent Technologies, Inc [Member]
Contingencies (Details) [Line Items]
Payments for Legal Settlements			$ 6.1
Life Technologies Corporation [Member]
Contingencies (Details) [Line Items]
Payments for Legal Settlements		$ 24.3
Illumina Inc [Member]
Contingencies (Details) [Line Items]
Payments for Legal Settlements	$ 14.5
Subpoena [Member]
Contingencies (Details) [Line Items]
Investigation Period								The time periodinitially covered by the investigation was from 2004 through 2011.
Estimated Litigation Settlement Amount										$ 2.0
Period Over Which Settlement Amount Has to Be Paid										5 years
Additional Payment of Litigation Settlement Amount									$ 1.5
Total liability for settlement agreement								$ 0.8
Current liability for settlement agreement								0.4
Other liability for settlement agreement								$ 0.4
Minimum [Member] \| Siemens [Member]
Contingencies (Details) [Line Items]
Litigation Settlement Period								2015
Minimum [Member] \| Subpoena [Member]
Contingencies (Details) [Line Items]
Litigation Settlement Period								2004
Maximum [Member] \| Siemens [Member]
Contingencies (Details) [Line Items]
Litigation Settlement Period								2019
Maximum [Member] \| Subpoena [Member]
Contingencies (Details) [Line Items]
Litigation Settlement Period								2014
Indemnification Agreement [Member]
Contingencies (Details) [Line Items]
Gain Contingency, Unrecorded Amount								$ 48.5