Convertible Notes - Additional Information (Details) - USD ($) $ in Thousands				12 Months Ended
	Jun. 30, 2022	Mar. 10, 2021	Feb. 26, 2020	Jun. 30, 2022	Jun. 30, 2021
Debt Instrument [Line Items]
Total principal balance of Convertible Notes outstanding	$ 36,085			$ 36,085	$ 34,346
Debt issuance costs				1,429	1,250
Interest expense				5,786	4,949	[1]
Convertible Notes
Debt Instrument [Line Items]
Issuance of notes payable			$ 30,000
Debt instrument maturity date			Feb. 26, 2030
Total principal balance of Convertible Notes outstanding	36,100			36,100
Issuance of notes to related parties.			$ 15,100
Accrued interest rate on notes payable			5.00%
Notes payable, interest rate description			The Convertible Notes accrue interest at 5.0% per annum, payable semiannually in arrears on June 30 and December 31, commencing June 30, 2020, in cash or in kind at the option of the Company.
Number of common stock shares issuable upon conversion of each $1000 principal debt amount			288.0018
Debt issuance costs			$ 1,200
Amortization period of convertible notes debt discount and debt issuance costs			10 years
Interest expense				1,800	1,700
Paid-in-kind interest				$ 1,700	$ 1,600
MAST Capital | Convertible Notes
Debt Instrument [Line Items]
Issuance of notes payable	500
MAST Capital | Additional Convertible Notes
Debt Instrument [Line Items]
Issuance of notes payable		$ 2,300
Matthew A. Drapkin | Convertible Notes
Debt Instrument [Line Items]
Issuance of notes to related parties.	6,700
Jason W. Reese | Convertible Notes
Debt Instrument [Line Items]
Issuance of notes to related parties.	7,200
Eric J Scheyer | Convertible Notes
Debt Instrument [Line Items]
Issuance of notes to related parties.	$ 700

[1] The As Reported column refects amounts originally reported in our Form 10-K filed on September 21, 2021. The As Adjusted column reflects recast amounts reported in our Form 8-K filed on May 5, 2022.