CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Millions	Series A convertible preferred stock Accumulated Deficit	Series A convertible preferred stock	Series A convertible preferred stock	Common Stock Member	Additional Paid-In Capital Member	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Total
Balance (in Value) at Dec. 31, 2018		$ 65.0			$ 433.9	$ (51.0)	$ (0.9)	$ 447.0
Balance (in Shares) at Dec. 31, 2018		650,000		64,455,174
Vesting of restricted stock units (in Shares)				14,498
Series A convertible preferred stock dividend	$ (1.2)	$ (1.2)
Stock-based compensation expense					1.0			1.0
Foreign currency translation adjustments							0.1	0.1
Net loss						(9.3)		(9.3)
Balance (in Value) at Mar. 31, 2019		$ 65.0			434.9	(61.5)	(0.8)	437.6
Balance (in Shares) at Mar. 31, 2019		650,000		64,469,672
Balance (in Value) at Dec. 31, 2019			$ 65.0		437.5	(363.4)	(0.4)	138.7
Balance (in Shares) at Dec. 31, 2019			650,000	64,589,075
Vesting of restricted stock units (in Shares)				8,950
Series A convertible preferred stock dividend	$ (1.2)	$ (1.2)
Stock-based compensation expense					0.9			0.9
Foreign currency translation adjustments							(0.5)	(0.5)
Net loss						(17.3)		(17.3)
Balance (in Value) at Mar. 31, 2020			$ 65.0		$ 438.4	$ (381.9)	$ (0.9)	$ 120.6
Balance (in Shares) at Mar. 31, 2020			650,000	64,598,025