Segments (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($) segment	Mar. 31, 2018 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	3
Net Sales:
Revenues	$ 175,649	$ 182,670
Segment EBIT:
Segment EBIT	9,244	6,750
Reconciliation of Segment EBIT to Net Loss:
Retained corporate costs	(9,450)	(6,710)
Interest expense	(5,632)	(5,084)
Benefit from income taxes	1,296	2,083
Net loss	(4,542)	(2,961)
Depreciation & Amortization:
Depreciation and amortization	9,931	11,879
Capital Expenditures:
Capital Expenditures	10,361	11,271
United States & Canada
Segment EBIT:
Segment EBIT	9,797	4,724
Depreciation & Amortization:
Depreciation and amortization	3,133	3,387
Capital Expenditures:
Capital Expenditures	3,384	7,137
Latin America
Segment EBIT:
Segment EBIT	649	2,150
Depreciation & Amortization:
Depreciation and amortization	3,780	4,710
Capital Expenditures:
Capital Expenditures	4,191	2,389
EMEA
Segment EBIT:
Segment EBIT	(50)	1,005
Depreciation & Amortization:
Depreciation and amortization	1,699	2,009
Capital Expenditures:
Capital Expenditures	2,346	1,294
Other Segments
Segment EBIT:
Segment EBIT	(1,152)	(1,129)
Depreciation & Amortization:
Depreciation and amortization	882	1,314
Capital Expenditures:
Capital Expenditures	259	120
Corporate
Depreciation & Amortization:
Depreciation and amortization	437	459
Capital Expenditures:
Capital Expenditures	181	331
Product
Net Sales:
Revenues	174,966	181,913
Product | United States & Canada
Net Sales:
Revenues	109,906	107,941
Product | Latin America
Net Sales:
Revenues	30,401	34,333
Product | EMEA
Net Sales:
Revenues	28,042	32,248
Product | Other Segments
Net Sales:
Revenues	$ 6,617	$ 7,391