Commitments and Contingencies (Details) [Line Items]

we entered into a lease for our manufacturing and research facility in Phoenix, Arizona where we occupy approximately 5,105 square feet of manufacturing and warehouse space. This lease expires on November 30, 2024.

we entered into a lease for our corporate headquarters in Phoenix, Arizona where we lease and occupy approximately 5,529 square feet of office space. This lease expires in November 2024.

Area square feet

1,954

Commitments and Contingencies (Details) $ in Thousands	1 Months Ended			9 Months Ended
Commitments and Contingencies (Details) $ in Thousands	Aug. 01, 2020	Dec. 02, 2019	Nov. 16, 2016 ft²	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Dec. 31, 2019 ft²
Commitments and Contingencies (Details) [Line Items]
Area square feet						7,632
Lease commitments extended, description	we entered into a lease for our manufacturing and research facility in Phoenix, Arizona where we occupy approximately 5,105 square feet of manufacturing and warehouse space. This lease expires on November 30, 2024.	we entered into a lease for our corporate headquarters in Phoenix, Arizona where we lease and occupy approximately 5,529 square feet of office space. This lease expires in November 2024.
Rent expense \| $				$ 166	$ 202
Research and Development Equipment [Member]
Commitments and Contingencies (Details) [Line Items]
Area square feet			1,954
Lease commitments extended, description			This lease expired on November 15, 2018 but was extended for an additional 24 months, through November 2020.