CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Series A convertible preferred stock Accumulated Deficit	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		$ 65,000,000.0		$ 433,900,000	$ (51,000,000.0)	$ (900,000)	$ 447,000,000.0
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	$ (1,200,000)	$ (1,200,000)
Stock-based compensation expense				1,000,000.0			1,000,000.0
Foreign currency translation adjustments						100,000	100,000
Net income (loss)					(9,300,000)		(9,300,000)
Balance (in Value) at Mar. 31, 2019		$ 65,000,000.0		434,900,000	(61,500,000)	(800,000)	437,600,000
Balance (in Shares) at Mar. 31, 2019		650,000	64,469,672
Balance (in Value) at Dec. 31, 2018		$ 65,000,000.0		433,900,000	(51,000,000.0)	(900,000)	447,000,000.0
Balance (in Shares) at Dec. 31, 2018		650,000	64,455,174
Foreign currency translation adjustments							500,000
Net income (loss)							(15,700,000)
Balance (in Value) at Jun. 30, 2019		$ 65,000,000.0		435,600,000	(69,200,000)	(400,000)	431,000,000.0
Balance (in Shares) at Jun. 30, 2019		650,000	64,579,993
Balance (in Value) at Mar. 31, 2019		$ 65,000,000.0		434,900,000	(61,500,000)	(800,000)	437,600,000
Balance (in Shares) at Mar. 31, 2019		650,000	64,469,672
Vesting of restricted stock units (in Value)			$ 110,321	(200,000)			(200,000)
Series A convertible preferred stock dividend	(1,300,000)	$ (1,300,000)
Stock-based compensation expense				900,000			900,000
Foreign currency translation adjustments						400,000	400,000
Net income (loss)					(6,400,000)		(6,400,000)
Balance (in Value) at Jun. 30, 2019		$ 65,000,000.0		435,600,000	(69,200,000)	(400,000)	431,000,000.0
Balance (in Shares) at Jun. 30, 2019		650,000	64,579,993
Balance (in Value) at Dec. 31, 2019		$ 65,000,000.0		437,500,000	(363,400,000)	(400,000)	138,700,000
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	(1,200,000)	$ (1,200,000)
Stock-based compensation expense				900,000			900,000
Foreign currency translation adjustments						(500,000)	(500,000)
Net income (loss)					(17,300,000)		(17,300,000)
Balance (in Value) at Mar. 31, 2020		$ 65,000,000.0		438,400,000	(381,900,000)	(900,000)	120,600,000
Balance (in Shares) at Mar. 31, 2020		650,000	64,598,025
Balance (in Value) at Dec. 31, 2019		$ 65,000,000.0		437,500,000	(363,400,000)	(400,000)	138,700,000
Balance (in Shares) at Dec. 31, 2019		650,000	64,589,075
Foreign currency translation adjustments							(300,000)
Net income (loss)							(16,800,000)
Balance (in Value) at Jun. 30, 2020		$ 65,000,000.0		439,400,000	(382,700,000)	(700,000)	121,000,000.0
Balance (in Shares) at Jun. 30, 2020		650,000	64,727,425
Balance (in Value) at Mar. 31, 2020		$ 65,000,000.0		438,400,000	(381,900,000)	(900,000)	120,600,000
Balance (in Shares) at Mar. 31, 2020		650,000	64,598,025
Vesting of restricted stock units (in Value)				(100,000)			(100,000)
Vesting of restricted stock units (in Shares)			129,400
Series A convertible preferred stock dividend	$ (1,300,000)	$ (1,300,000)
Stock-based compensation expense				1,100,000			1,100,000
Foreign currency translation adjustments						200,000	200,000
Net income (loss)					500,000		500,000
Balance (in Value) at Jun. 30, 2020		$ 65,000,000.0		$ 439,400,000	$ (382,700,000)	$ (700,000)	$ 121,000,000.0
Balance (in Shares) at Jun. 30, 2020		650,000	64,727,425