Equity Incentive Plans (Tables)

6 Months Ended

Dec. 31, 2022

Share-Based Payment Arrangement [Abstract]

Stock option activity

				Weighted
				Average
		Weighted		Remaining
	Number of	Average		Contractual
	Options	Exercise Price		Life in Years
Outstanding June 30, 2022	3,899	$	209.70	7.77
Granted	49,212		4.00
Forfeited/Cancelled	(150)		126.84
Expired	(100)		134.90
Outstanding at December 31, 2022	52,861	$	18.58	9.55
Exercisable at December 31, 2022	2,664	$	235.04	6.43

Restricted stock activity

		Weighted
		Average Grant
	Number of	Date Fair
	Shares	Value
Unvested at June 30, 2022	80,373	$	148.91
Granted	325		13.40
Vested	(30,733)		134.86
Forfeited/Cancelled	(6,689)		135.66
Unvested at December 31, 2022	43,276	$	159.92

Restricted stock units activity

		Weighted
		Average Grant
	Number of	Date Fair
	Shares	Value
Unvested at June 30, 2022	8,500	$	25.88
Vested	(333)		37.20
Unvested at December 31, 2022	8,167	$	25.42

Stock-based compensation expense

	Three Months Ended				Six Months Ended
	December 31,				December 31,
	2022		2021		2022		2021
	(in thousands)
Cost of sales	$	3	$	8	$	8	$	17
Research and development		14		75		23		394
Selling and marketing		3		19		6		28
General and administrative		3,047		1,127		4,207		2,309
Total stock-based compensation expense	$	3,067	$	1,229	$	4,244	$	2,748