LEASES (Details Narrative)	1 Months Ended					3 Months Ended
	Dec. 31, 2023 USD ($) ft²	Jan. 31, 2023 USD ($) ft²	Sep. 30, 2022 USD ($) ft²	Apr. 30, 2022 USD ($) ft²	Sep. 30, 2021 USD ($) ft²	Mar. 31, 2024 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)
Lessee, Lease, Description [Line Items]
Lessee finance lease description						Our finance leases contain options to purchase the leased property. The depreciable life of assets and leasehold improvements are limited by the expected lease term, unless we are reasonably certain to exercise the purchase option.
Lease space for office | ft²		51,000
Lease space for office	$ 13,758,000					$ 13,212,000
Lease payments						$ 639,000		$ 669,000
Redmond East Office Park Llc [Member]
Lessee, Lease, Description [Line Items]
Lease space for office | ft²					16,681
Lease term					128 months
Annual base rent					$ 500,000
Percentage of annual increase in rent					3.00%
Operating leases, future minimum payments due					$ 6,400,000
Universal Investment Gesellschaft Mbh [Member]
Lessee, Lease, Description [Line Items]
Lease space for office | ft²			3,810	3,533
Annual base rent				$ 76,000
Operating leases, future minimum payments due			$ 500,000	$ 400,000
Intreal International Real Estate Kapitalverwaltungsgesellschaft [Member]
Lessee, Lease, Description [Line Items]
Lease space for office | ft²		5,511
Annual base rent		$ 65,000
Operating leases, future minimum payments due		$ 300,000
Lease space for office								$ 200,000
Neuer Holtigbaum [Member]
Lessee, Lease, Description [Line Items]
Lease space for office | ft²		32,529
Operating leases, future minimum payments due		$ 200,000
Bg Bau Berufsgenossenschaft Der Bauwirtschaft [Member]
Lessee, Lease, Description [Line Items]
Lease space for office | ft²		13,127
Operating leases, future minimum payments due		$ 100,000
Central Hamburg [Member]
Lessee, Lease, Description [Line Items]
Lease space for office | ft²	60,000
Lease term	60 months
Lease payments	$ 8,300,000
Office Lease [Member]
Lessee, Lease, Description [Line Items]
Lessee operating lease description					In September 2021, we entered into an office lease with Redmond East Office Park LLC, a Washington limited liability company, pursuant to which we will lease approximately 16,681 square feet of space located in Redmond, Washington that we will use primarily for general office space and product testing. The lease provides for an initial term of 128 months that commenced November 1, 2021. Pursuant to the lease, annual base rent was approximately $0.5 million for the first year and is subject to annual increases of 3.0%. In addition to base rent, we pay additional rent comprised of our proportionate share of any operating expenses, real estate taxes, and management fees. We have the option to extend the term for one ten-year renewal period, provided that the rent would be subject to market adjustment at the beginning of the renewal term. The total minimum lease payments related to this lease is $6.4 million.
Second Office Lease [Member]
Lessee, Lease, Description [Line Items]
Lessee operating lease description					In September 2021, we entered into a second office lease with Redmond East Office Park LLC, pursuant to which we will lease approximately 36,062 square feet of space located in Redmond, Washington that we will use primarily for product testing and lab space. The lease provides for an initial term of 120 months that commenced on December 1, 2022. Pursuant to the lease, annual base rent will be approximately $1.1 million for the first year and is subject to annual increases of 3.0%. In addition to base rent, we will pay additional rent comprised of our proportionate share of any operating expenses, real estate taxes, and management fees. We have the option to extend the term for one ten-year renewal period, provided that the rent would be subject to market adjustment at the beginning of the renewal term. The total minimum lease payments related to this lease are $13.0 million. During the quarter ended June 30, 2023, we received a payment of $3.0 million as an incentive to terminate our previous building lease. The gain is recorded as other income in our statement of operations.
Lessee, operating sublease, option					We have the option to extend the term for one ten-year renewal period, provided that the rent would be subject to market adjustment at the beginning of the renewal term. The total minimum lease payments related to this lease are $13.0 million.
Second Office Lease [Member] | Other Nonoperating Income (Expense) [Member]
Lessee, Lease, Description [Line Items]
Gain loss on termination of lease							$ 3,000,000.0
Lease Space Two [Member] | Redmond East Office Park Llc [Member]
Lessee, Lease, Description [Line Items]
Lease space for office | ft²					36,062
Lease term					120 months
Annual base rent					$ 1,100,000
Percentage of annual increase in rent					3.00%
Nuremberg Office Lease [Member]
Lessee, Lease, Description [Line Items]
Lessee operating lease description			In September 2022, we entered into a second office lease with Universal-Investment-Gesellschaft GmbH, a German investment company, pursuant to which we lease approximately 3,810 square feet of space located in Nuremberg, Germany that we use primarily for product testing for engineering and development activities. The lease provides for a term of 60 months that commenced November 15, 2022. Pursuant to the lease, annual base rent is approximately $92,000 per year. The total minimum lease payments related to this lease is approximately $0.5 million.	In April 2022, we entered into an office lease with Universal-Investment-Gesellschaft mbH, a German investment company, pursuant to which we lease approximately 3,533 square feet of space located in Nuremberg, Germany that we use primarily for general office space for business development activities. The lease provides for a term of 60 months that commenced May 1, 2022. Pursuant to the lease, annual base rent is approximately $76,000 per year. The total minimum lease payments related to this lease is approximately $0.4 million.
Universal Investment Gesellschaft Mbh [Member]
Lessee, Lease, Description [Line Items]
Annual base rent			$ 92,000