Business Segment Information and Geographic Data (Tables)

12 Months Ended

Dec. 31, 2022

Segment Reporting [Abstract]

Schedule of Net Revenue, Operating Loss from Continuing Operations and Assets by Segment

	Years Ended December 31,
	2022			2021
	(In millions)
Operating income (loss) from continuing operations
Asset management business	$	(1.3	)	$	(2.0	)
Total segment operating loss		(1.3	)		(2.0	)
Corporate and unallocated		(1.7	)		(4.2	)
Total operating loss		(3.0	)		(6.2	)
Interest expense		(0.3	)		(2.0	)
Gain on Chapter 11 reorganization		—			20.4
Bank Loan forgiveness		—			0.4
Other income (expense), net		0.3			0.4
Income (loss) from continuing operations before income taxes	$	(3.0	)	$	13.0

	December 31,		December 31,
	2022		2021
	(In millions)
Assets
Asset management business	$	13.5	$	13.2
Total segment assets		13.5		13.2
Corporate and unallocated		1.1		4.0
Total consolidated assets	$	14.6	$	17.2