Consolidated Statement of Equity Statement - USD ($) $ in Thousands		Total	Common Stock Par Value	Additional Paid-In Capital	Treasury Stock	Accumulated Other  Comprehensive Income (Loss)	Unrealized Gain (Loss) on Investment	Retained Deficit	Noncontrolling Interest
Balance at beginning of period at Dec. 31, 2021		$ 98,563	$ 1,301	$ 475,624	$ (19,957)	$ (46,932)	$ 0	$ (310,332)	$ (1,141)
Net income, retained deficit								7,720
Net income		7,719							(1)
Translation adjustment, net of taxes		192				192
Comprehensive loss		7,911
Equity compensation expense		1,104		1,104
Other		(676)	7	(673)					(10)
Balance at end of period at Mar. 31, 2022		106,902	1,308	476,055	(19,957)	(46,740)	0	(302,612)	(1,152)
Balance at beginning of period at Dec. 31, 2021		98,563	1,301	475,624	(19,957)	(46,932)	0	(310,332)	(1,141)
Net income, retained deficit		9,743
Net income		9,700
Other comprehensive income (loss)		(306)
Comprehensive loss		2,299
Balance at end of period at Sep. 30, 2022		101,756	1,318	476,530	(19,957)	(54,027)	(306)	(300,589)	(1,213)
Balance at beginning of period at Mar. 31, 2022		106,902	1,308	476,055	(19,957)	(46,740)	0	(302,612)	(1,152)
Net income, retained deficit								1,745
Net income		1,725							(20)
Translation adjustment, net of taxes		(3,414)				(3,414)			0
Comprehensive loss		(1,689)
Equity compensation expense		1,159		1,159					0
Other		(836)		(833)					(9)
Balance at end of period at Jun. 30, 2022		105,536	1,314	476,381	(19,957)	(50,154)	0	(300,867)	(1,181)
Net income, retained deficit		278						278
Net income		256							(22)
Translation adjustment, net of taxes		(3,873)				(3,873)			0
Other comprehensive income (loss)		(306)					(306)
Comprehensive loss		(3,923)
Equity compensation expense		1,098		1,098					0
Other		(955)		(949)					(10)
Balance at end of period at Sep. 30, 2022		101,756	1,318	476,530	(19,957)	(54,027)	(306)	(300,589)	(1,213)
Balance at beginning of period at Dec. 31, 2022		106,397	1,318	477,820	(19,957)	(48,991)	(72)	(302,493)	(1,228)
Net income, retained deficit								6,040
Net income		6,033							(7)
Translation adjustment, net of taxes		1,421
Other comprehensive income (loss)		121
Comprehensive loss		7,575
Equity compensation expense	[1]	3,514		3,514
Other		(1,333)	7	(1,341)					1
Balance at end of period at Mar. 31, 2023		116,153	1,325	479,993	(19,957)	(47,570)	49	(296,453)	(1,234)
Balance at beginning of period at Dec. 31, 2022		106,397	1,318	477,820	(19,957)	(48,991)	(72)	(302,493)	(1,228)
Net income, retained deficit		29,675
Net income		29,650
Other comprehensive income (loss)		474
Comprehensive loss		29,840
Balance at end of period at Sep. 30, 2023		141,137	1,332	482,709	(19,957)	(49,275)	402	(272,818)	(1,256)
Balance at beginning of period at Mar. 31, 2023		116,153	1,325	479,993	(19,957)	(47,570)	49	(296,453)	(1,234)
Net income, retained deficit								18,215
Net income		18,197							(18)
Translation adjustment, net of taxes		1,045				1,045			0
Other comprehensive income (loss)		207
Comprehensive loss		19,449
Equity compensation expense		1,507		1,507					0
Other		(52)	2	(52)					(2)
Balance at end of period at Jun. 30, 2023		137,057	1,327	481,448	(19,957)	(46,525)	256	(278,238)	(1,254)
Net income, retained deficit		5,420						5,420
Net income		5,420							0
Translation adjustment, net of taxes		(2,750)				(2,750)			0
Other comprehensive income (loss)		146					146
Comprehensive loss		2,816
Equity compensation expense		1,396		1,396					0
Other		(132)	5	(135)					(2)
Balance at end of period at Sep. 30, 2023		$ 141,137	$ 1,332	$ 482,709	$ (19,957)	$ (49,275)	$ 402	$ (272,818)	$ (1,256)

[1] Equity-based compensation for the three months ended March 31, 2023 includes $2.3 million for a portion of short-term incentive compensation that was settled through grants of restricted stock units rather than cash.