Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Common Stock Held in Treasury [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive (Loss) Income [Member]
Beginning balance at Dec. 31, 2019	$ 627,111	$ 1	$ 764,769	$ (897)	$ (135,398)	$ (1,364)
Beginning balance, shares at Dec. 31, 2019		88,188,374
Common stock issued for exercise of employee-based stock options	1,200		1,200
Common stock issued for exercise of employee-based stock options ,shares		143,760
Stock-based compensation	545		545
Net loss	(15,900)				(15,900)
Foreign currency translation adjustment	(3,188)					(3,188)
Ending Balance at Mar. 31, 2020	609,768	$ 1	766,514	(897)	(151,298)	(4,552)
Ending Balance, shares at Mar. 31, 2020		88,332,134
Beginning balance at Dec. 31, 2019	627,111	$ 1	764,769	(897)	(135,398)	(1,364)
Beginning balance, shares at Dec. 31, 2019		88,188,374
Net loss	(51,233)
Unrealized gain on hedge transactions	231
Foreign currency translation adjustment	(955)
Ending Balance at Sep. 30, 2020	578,111	$ 1	767,725	(897)	(186,631)	(2,087)
Ending Balance, shares at Sep. 30, 2020		88,332,134
Beginning balance at Mar. 31, 2020	609,768	$ 1	766,514	(897)	(151,298)	(4,552)
Beginning balance, shares at Mar. 31, 2020		88,332,134
Stock-based compensation	641		641
Net loss	(24,947)				(24,947)
Foreign currency translation adjustment	1,234					1,234
Ending Balance at Jun. 30, 2020	586,696	$ 1	767,155	(897)	(176,245)	(3,318)
Ending Balance, shares at Jun. 30, 2020		88,332,134
Stock-based compensation	570		570
Net loss	(10,386)				(10,386)
Unrealized gain on hedge transactions	231					231
Foreign currency translation adjustment	1,000					1,000
Ending Balance at Sep. 30, 2020	578,111	$ 1	767,725	(897)	(186,631)	(2,087)
Ending Balance, shares at Sep. 30, 2020		88,332,134
Beginning balance at Dec. 31, 2020	583,184	$ 1	770,714	(897)	(187,691)	1,057
Beginning balance, shares at Dec. 31, 2020		88,554,962
Net loss	628				628
Unrealized gain on hedge transactions	(134)					(134)
Foreign currency translation adjustment	372					372
Issuance of common stock	2,427		2,427
Issuance of common stock ,shares		271,946
Ending Balance at Mar. 31, 2021	586,477	$ 1	773,141	(897)	(187,063)	1,295
Ending Balance, shares at Mar. 31, 2021		88,826,908
Beginning balance at Dec. 31, 2020	583,184	$ 1	770,714	(897)	(187,691)	1,057
Beginning balance, shares at Dec. 31, 2020		88,554,962
Net loss	(21,231)
Unrealized gain on hedge transactions	(323)
Foreign currency translation adjustment	(971)
Ending Balance at Sep. 30, 2021	701,245	$ 68	911,233	(897)	(208,922)	(237)
Ending Balance, shares at Sep. 30, 2021		95,787,780
Beginning balance at Mar. 31, 2021	586,477	$ 1	773,141	(897)	(187,063)	1,295
Beginning balance, shares at Mar. 31, 2021		88,826,908
Stock-based compensation	765		765
Net loss	3,397				3,397
Unrealized gain on hedge transactions	(188)					(188)
Foreign currency translation adjustment	222					222
Ending Balance at Jun. 30, 2021	590,673	$ 1	773,906	(897)	(183,666)	1,329
Ending Balance, shares at Jun. 30, 2021		88,826,908
Common stock issued for exercise of employee-based stock options	56		56
Common stock issued for exercise of employee-based stock options ,shares		6,093
Issuance of common stock in connection with IPO, net of offering costs, underwriting discounts and commissions	94,523	$ 48	94,475
Issuance of common stock in connection with IPO, net of offering costs, underwriting discounts and commissions ,shares		4,760,000
Issuance of common stock in connection with forgiveness of promissory notes	8,409		8,409
Issuance of common stock in connection with forgiveness of promissory notes, Shares		370,182
Capital contribution from Stockholder	15,576		15,576
Issuance of restricted shares		$ 19	(19)
Issuance of restricted shares ,shares		1,824,597
Stock-based compensation	18,830		18,830
Net loss	(25,256)				(25,256)
Unrealized gain on hedge transactions	(1)					(1)
Foreign currency translation adjustment	(1,565)					(1,565)
Ending Balance at Sep. 30, 2021	$ 701,245	$ 68	$ 911,233	$ (897)	$ (208,922)	$ (237)
Ending Balance, shares at Sep. 30, 2021		95,787,780