Geographic Segments - Schedule of Segment Reporting (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Revenues	$ 87,234	$ 91,295	$ 90,446	$ 95,998	$ 108,454	$ 108,227	$ 103,808	$ 94,317	$ 364,973	$ 414,806	$ 384,626
Depreciation and amortization									32,389	34,020	35,312
Income (loss) before taxes									(62,049)	10,429	(114,989)
Total long-lived assets	287,979				326,076				287,979	326,076
Total assets	1,151,172				1,206,565				1,151,172	1,206,565
Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization									32,389	34,020	35,312
Income (loss) before taxes									(62,049)	10,429	(114,989)
Intercompany
Segment Reporting Information [Line Items]
Revenues									28,474	19,915	17,411
Corporate
Segment Reporting Information [Line Items]
Depreciation and amortization									3,727	3,082	2,635
Income (loss) before taxes									(74,321)	(64,800)	(102,538)
Eliminations
Segment Reporting Information [Line Items]
Revenues									(28,474)	(19,915)	(17,411)
Total long-lived assets	(353,939)				(371,938)				(353,939)	(371,938)
Total assets	(584,432)				(526,142)				(584,432)	(526,142)
Products | Operating Segments
Segment Reporting Information [Line Items]
Revenues									258,834	303,279	265,052
Products | Operating Segments | Transferred at Point in Time
Segment Reporting Information [Line Items]
Revenues									137,521	218,330	204,472
Products | Operating Segments | Transferred Over Time
Segment Reporting Information [Line Items]
Revenues									121,313	84,949	60,580
Technical Advisory | Operating Segments
Segment Reporting Information [Line Items]
Revenues									55,292	56,431	56,615
Reconditioning | Operating Segments
Segment Reporting Information [Line Items]
Revenues									20,285	15,587	15,799
Total Services (excluding Leasing) | Operating Segments
Segment Reporting Information [Line Items]
Revenues									75,577	72,018	72,414
Leasing | Operating Segments
Segment Reporting Information [Line Items]
Revenues									30,562	39,509	47,160
Services | Operating Segments
Segment Reporting Information [Line Items]
Revenues									106,139	111,527	119,574
Western Hemisphere
Segment Reporting Information [Line Items]
Revenues									228,350	239,820	249,885
Western Hemisphere | Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization									19,716	21,737	23,314
Income (loss) before taxes									3,067	19,882	(29,823)
Total long-lived assets	350,577				379,776				350,577	379,776
Total assets	769,649				732,716				769,649	732,716
Western Hemisphere | Intercompany
Segment Reporting Information [Line Items]
Revenues									13,015	12,856	13,343
Western Hemisphere | Products | Operating Segments
Segment Reporting Information [Line Items]
Revenues									151,351	162,067	170,282
Western Hemisphere | Products | Operating Segments | Transferred at Point in Time
Segment Reporting Information [Line Items]
Revenues									79,433	108,006	135,687
Western Hemisphere | Products | Operating Segments | Transferred Over Time
Segment Reporting Information [Line Items]
Revenues									71,918	54,061	34,595
Western Hemisphere | Technical Advisory | Operating Segments
Segment Reporting Information [Line Items]
Revenues									33,431	31,962	29,973
Western Hemisphere | Reconditioning | Operating Segments
Segment Reporting Information [Line Items]
Revenues									12,105	10,733	10,985
Western Hemisphere | Total Services (excluding Leasing) | Operating Segments
Segment Reporting Information [Line Items]
Revenues									45,536	42,695	40,958
Western Hemisphere | Leasing | Operating Segments
Segment Reporting Information [Line Items]
Revenues									18,448	22,202	25,302
Western Hemisphere | Services | Operating Segments
Segment Reporting Information [Line Items]
Revenues									63,984	64,897	66,260
Eastern Hemisphere
Segment Reporting Information [Line Items]
Revenues									80,355	118,184	107,055
Eastern Hemisphere | Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization									3,820	4,163	4,578
Income (loss) before taxes									3,284	28,045	20,495
Total long-lived assets	222,741				246,854				222,741	246,854
Total assets	779,147				818,803				779,147	818,803
Eastern Hemisphere | Intercompany
Segment Reporting Information [Line Items]
Revenues									2,375	1,267	2,010
Eastern Hemisphere | Products | Operating Segments
Segment Reporting Information [Line Items]
Revenues									56,038	86,057	71,719
Eastern Hemisphere | Products | Operating Segments | Transferred at Point in Time
Segment Reporting Information [Line Items]
Revenues									30,191	65,416	49,216
Eastern Hemisphere | Products | Operating Segments | Transferred Over Time
Segment Reporting Information [Line Items]
Revenues									25,847	20,641	22,503
Eastern Hemisphere | Technical Advisory | Operating Segments
Segment Reporting Information [Line Items]
Revenues									9,489	15,100	16,499
Eastern Hemisphere | Reconditioning | Operating Segments
Segment Reporting Information [Line Items]
Revenues									4,843	3,409	3,188
Eastern Hemisphere | Total Services (excluding Leasing) | Operating Segments
Segment Reporting Information [Line Items]
Revenues									14,332	18,509	19,687
Eastern Hemisphere | Leasing | Operating Segments
Segment Reporting Information [Line Items]
Revenues									7,610	12,351	13,639
Eastern Hemisphere | Services | Operating Segments
Segment Reporting Information [Line Items]
Revenues									21,942	30,860	33,326
Asia-Pacific
Segment Reporting Information [Line Items]
Revenues									84,742	76,717	45,097
Asia-Pacific | Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization									5,126	5,038	4,785
Income (loss) before taxes									5,921	27,302	(3,123)
Total long-lived assets	68,600				71,384				68,600	71,384
Total assets	$ 186,808				$ 181,188				186,808	181,188
Asia-Pacific | Intercompany
Segment Reporting Information [Line Items]
Revenues									13,084	5,792	2,058
Asia-Pacific | Products | Operating Segments
Segment Reporting Information [Line Items]
Revenues									51,445	55,155	23,051
Asia-Pacific | Products | Operating Segments | Transferred at Point in Time
Segment Reporting Information [Line Items]
Revenues									27,897	44,908	19,569
Asia-Pacific | Products | Operating Segments | Transferred Over Time
Segment Reporting Information [Line Items]
Revenues									23,548	10,247	3,482
Asia-Pacific | Technical Advisory | Operating Segments
Segment Reporting Information [Line Items]
Revenues									12,372	9,369	10,143
Asia-Pacific | Reconditioning | Operating Segments
Segment Reporting Information [Line Items]
Revenues									3,337	1,445	1,626
Asia-Pacific | Total Services (excluding Leasing) | Operating Segments
Segment Reporting Information [Line Items]
Revenues									15,709	10,814	11,769
Asia-Pacific | Leasing | Operating Segments
Segment Reporting Information [Line Items]
Revenues									4,504	4,956	8,219
Asia-Pacific | Services | Operating Segments
Segment Reporting Information [Line Items]
Revenues									$ 20,213	$ 15,770	$ 19,988