Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net revenue			$ 0.1
Operating expenses:
Selling, general and administrative	1.0	0.7	3.2	2.3
Total operating expenses	1.0	0.7	3.2	2.3
Operating loss	(1.0)	(0.7)	(3.1)	(2.3)
Other income (expense):
Interest expense		(0.1)	(0.2)	(0.2)
Other income (expense), net	(0.1)			0.2
Total other expense, net	(0.1)	(0.1)	(0.2)
Loss before income taxes	(1.1)	(0.8)	(3.3)	(2.3)
Net loss	$ (1.1)	$ (0.8)	$ (3.3)	$ (2.3)
Net loss per common share — basic and diluted:
Earnings Per Share, Basic	$ (41.67)	$ (30.30)	$ (125.00)	$ (87.12)
Earnings Per Share, Diluted	$ (41.67)	$ (30.30)	$ (125.00)	$ (87.12)
Weighted average common shares outstanding:
Basic (thousands)	26,400	26,400	26,400	26,400
Diluted (thousands)	26,400	26,400	26,400	26,400