Goodwill - Schedule of Goodwill (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Goodwill [Roll Forward]
Goodwill, Beginning balance	$ 7,947,000	$ 7,947,000	$ 7,714,000
Foreign Currency Translation		(247,000)	233,000
Impairments	(7,700,000)	(7,700,000)	0	$ (38,600,000)
Goodwill, Ending balance			7,947,000	7,714,000
Western Hemisphere
Goodwill [Roll Forward]
Goodwill, Beginning balance			0
Impairments				(38,600,000)
Goodwill, Ending balance				0
Eastern Hemisphere
Goodwill [Roll Forward]
Goodwill, Beginning balance	7,947,000	7,947,000	7,714,000
Foreign Currency Translation		(247,000)	233,000
Impairments	$ (7,700,000)	$ (7,700,000)
Goodwill, Ending balance			$ 7,947,000	$ 7,714,000