Commitments (Details)									1 Months Ended			3 Months Ended
	Feb. 15, 2020 USD ($) ft²	Feb. 01, 2020 USD ($) ft² item	Jan. 01, 2020 USD ($)	Sep. 01, 2019 USD ($)	Mar. 15, 2019 USD ($) ft²	Feb. 01, 2019 USD ($) ft²	Feb. 01, 2019 USD ($) ft²	Nov. 01, 2018 USD ($) ft²	Jul. 25, 2017 ft²	Jun. 09, 2017 USD ($) ft²	Jun. 05, 2017 USD ($) ft²	Jan. 31, 2020 USD ($)	Oct. 31, 2019 USD ($)
Commitments And Contingencies [Line Items]
Operating Leases, Rent Expense, Minimum Rentals												$ 83,000
Operating lease ROU asset												2,024,000	$ 0
Operating lease liabilities												2,124,000
ASU 2016-02 | Restatement
Commitments And Contingencies [Line Items]
Operating lease ROU asset												2,000,000
Operating lease liabilities												2,100,000
Operating Lease, Liability, Current												933,000
Additional operating leases that have not yet commenced												$ 178,000
Additional operating leases that have not yet commenced, lease term												24 months
K&K Unlimited [Member]
Commitments And Contingencies [Line Items]
Operating Leases, Rent Expense, Minimum Rentals			$ 1,000
San Diego, California [Member]
Commitments And Contingencies [Line Items]
Area of Land | ft²											21,908
Operating Leases, Rent Expense, Minimum Rentals											$ 26,176
Lease Expiration Date											Jul. 31, 2022
Milford Connecticut [Member] | Commitments [Member]
Commitments And Contingencies [Line Items]
Area of Land | ft²									13,750
Operating Leases, Rent Expense, Minimum Rentals				$ 8,969
Lease Expiration Date				Aug. 31, 2021					Aug. 31, 2019
NEW YORK | Commitments [Member] | K&K Unlimited [Member]
Commitments And Contingencies [Line Items]
Area of Land | ft²										12,000
Operating Leases, Rent Expense, Minimum Rentals										$ 13,000
Additional Lease Expiration Date										Jun. 30, 2021
NEW YORK | Commitments [Member] | 100 Bellport Avenue, LLC [Member]
Commitments And Contingencies [Line Items]
Area of Land | ft²								7,500
Operating Leases, Rent Expense, Minimum Rentals						$ 9,375		$ 5,625
Lease Expiration Date						Oct. 31, 2019
NEW YORK | Commitments [Member] | Amendment | 100 Bellport Avenue, LLC [Member]
Commitments And Contingencies [Line Items]
Area of Land | ft²						5,000	5,000
Operating Leases, Rent Expense, Minimum Rentals							$ 3,750
California | Commitments [Member]
Commitments And Contingencies [Line Items]
Area of Land | ft²					24,014
Operating Leases, Rent Expense, Minimum Rentals					$ 18,491
Lease Expiration Date					Jun. 30, 2023
Schrofftech | Commitments [Member] | Subsequent Event
Commitments And Contingencies [Line Items]
Area of Land | ft²		10,700
Operating Leases, Rent Expense, Minimum Rentals		$ 6,525
Number of leases renewed | item		2
Lease Expiration Date		Jan. 31, 2022
Maryland | Commitments [Member] | Subsequent Event
Commitments And Contingencies [Line Items]
Area of Land | ft²	625
Operating Leases, Rent Expense, Minimum Rentals	$ 143
Lease Expiration Date	Feb. 28, 2022
Operating Leases, Rent Expense, Net	$ 1,016