Debt (Narrative) (Details) - USD ($)			1 Months Ended				3 Months Ended			6 Months Ended			12 Months Ended
	Apr. 03, 2020	Jul. 02, 2019	Apr. 30, 2020	Jun. 28, 2019	May 30, 2019	Sep. 19, 2018	Jun. 30, 2020	Jun. 30, 2019	Aug. 31, 2018	Jun. 30, 2020	Jun. 30, 2019	Jun. 28, 2019	Dec. 31, 2019	Nov. 12, 2019	Apr. 23, 2019	Jun. 30, 2016
Debt Instrument [Line Items]
Proceeds from advance notes									$ 900,000
Percentage of accrued interest									7.00%
Common stock conversion price					$ 0.45
Intrinsic value of this beneficial conversion feature								$ 143,000
Proceeds from convertible debt										$ 467,000	$ 1,275,000
Issuance of common stock upon note conversions shares					2,179,622
Interest expense							$ 923,000	$ 358,000		1,333,000	$ 660,000
Convertible Promissory Note [Member]
Debt Instrument [Line Items]
Proceeds from convertible debt	$ 4,300,000
Issuance of common stock upon note conversions shares	11,989,578
Convertible Promissory Note [Member] | Cheval Holdings [Member]
Debt Instrument [Line Items]
Issuance of common stock upon note conversions shares	1,583,333
Advance Notes [Member]
Debt Instrument [Line Items]
Proceeds from advance notes										1,700,000
2019 Bridge Notes [Member]
Debt Instrument [Line Items]
Accrued interest							30,000			66,000
Debt instrument amount				$ 1,700,000								$ 1,700,000
Proceeds from advance notes		$ 750,000
2019 Bridge Notes [Member] | June Bridge Notes [Member]
Debt Instrument [Line Items]
Interest rate				7.00%								7.00%
Proceeds from advance notes										3,000,000
Maturity Date				Dec. 31, 2019
2019 Bridge Notes [Member] | November Bridge Notes [Member]
Debt Instrument [Line Items]
Interest rate														7.00%
Debt instrument amount			$ 350,000											$ 350,000
Proceeds from advance notes										$ 3,000,000
Maturity Date										Dec. 31, 2020
2019 Bridge Notes [Member] | November Bridge Notes [Member] | Cheval Holdings [Member]
Debt Instrument [Line Items]
Debt instrument amount			100,000											250,000
2019 Bridge Notes [Member] | November Bridge Notes [Member] | Cameron Durrant [Member]
Debt Instrument [Line Items]
Debt instrument amount														$ 100,000
2019 Bridge Notes [Member] | November Bridge Notes [Member] | Nomis Bay [Member]
Debt Instrument [Line Items]
Debt instrument amount			$ 250,000
2019 Bridge Notes [Member] | April Bridge Notes [Member]
Debt Instrument [Line Items]
Interest rate			7.00%
Proceeds from advance notes										$ 10,000,000
Maturity Date			Dec. 31, 2020
2019 Bridge Notes [Member] | Advance Notes [Member]
Debt Instrument [Line Items]
Proceeds from advance notes												$ 950,000
2019 Bridge Notes [Member] | Nomis Bay LTD [Member]
Debt Instrument [Line Items]
Debt instrument amount				$ 750,000								750,000
2019 Bridge Notes [Member] | Cameron Durrant [Member]
Debt Instrument [Line Items]
Debt instrument amount				750,000								750,000
2019 Bridge Notes [Member] | Chief Executive Officer [Member]
Debt Instrument [Line Items]
Debt instrument amount				$ 200,000								$ 200,000
Black Horse Capital, L.P [Member] | Convertible Promissory Note [Member]
Debt Instrument [Line Items]
Term loan interest rate						7.00%
Debt instrument amount						$ 2,500,000
2018 Convertible Notes Payable [Member] | Convertible Promissory Note [Member]
Debt Instrument [Line Items]
Accrued interest													$ 200,000
Interest expense							564,000			$ 817,000
2018 Convertible Notes Payable [Member] | Non Qualified Financing [Member]
Debt Instrument [Line Items]
Common stock conversion price										$ 0.45
Proceeds from convertible debt										$ 10,000,000
2018 Convertible Notes Payable [Member] | Advance Notes [Member]
Debt Instrument [Line Items]
Common stock conversion price										$ 0.45
Intrinsic value of this beneficial conversion feature										$ 1,800,000
2019 Convertible Notes Payable [Member]
Debt Instrument [Line Items]
Debt instrument amount															$ 1,300,000
Percentage of accrued interest										7.50%
2019 Convertible Notes Payable [Member] | Convertible Promissory Note [Member]
Debt Instrument [Line Items]
Accrued interest													100,000
Interest expense							178,000			$ 219,000
2019 Convertible Notes Payable [Member] | Non Qualified Financing [Member]
Debt Instrument [Line Items]
Common stock conversion price										$ 1.25
Proceeds from convertible debt										$ 10,000,000
2019 Convertible Notes Payable [Member] | Advance Notes [Member]
Debt Instrument [Line Items]
Common stock conversion price										$ 1.25
Intrinsic value of this beneficial conversion feature										$ 1,800,000
2018 Notes and 2019 Notes Payable [Member] | Advance Notes [Member]
Debt Instrument [Line Items]
Interest expense							$ 558,000			$ 785,000
2018 Convertible Notes Payable Contingent Beneficial Conversion Features [Member] | Advance Notes [Member]
Debt Instrument [Line Items]
Common stock conversion price										$ 0.45
2019 Convertible Notes Payable Contingent Beneficial Conversion Features [Member] | Advance Notes [Member]
Debt Instrument [Line Items]
Common stock conversion price										$ 1.25
2020 Convertible Redeemable Notes [Member]
Debt Instrument [Line Items]
Interest rate							0.70%			0.70%
Debt discount							$ 50,000			$ 52,000
Proceeds from convertible debt										518,333
Interest expense							161,000			165,000
Fair value of convertible notes							0			0
2020 Convertible Redeemable Notes [Member] | One Convertible Redeemable Promissory notes [Member]
Debt Instrument [Line Items]
Debt discount amortization										$ 33,000
Maturity Date										Mar. 13, 2021
2020 Convertible Redeemable Notes [Member] | Two Convertible Redeemable Promissory notes [Member]
Debt Instrument [Line Items]
Debt discount amortization										$ 18,833
Maturity Date										Mar. 19, 2021
Notes Payable To Vendors [Member]
Debt Instrument [Line Items]
Interest rate																10.00%
Notes payable to vendors							$ 8,000			$ 8,000						$ 1,200,000
Accrued interest										$ 300,000
Maturity Date										Jul. 31, 2020
Notes Payable To Vendors [Member] | 2019 Bridge Notes [Member]
Debt Instrument [Line Items]
Accrued interest													$ 1,100,000
Debt instrument amount																$ 500,000