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Segment Information - Summary of Company's Reportable Segments (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Net sales
Net sales	$ 88,299	$ 89,046	$ 250,202	$ 262,705
Income taxes
Income taxes	1,792	1,935	3,809	2,918
Net income (loss)
Net income (loss)	4,742	206	10,154	3,630
ASSETS
Assets	352,618		352,618		$ 323,370
Operating Segments [Member] | PLP-USA [Member]
Net sales
Net sales	35,287	36,925	104,117	109,340
Income taxes
Income taxes	327	686	433	1,779
Net income (loss)
Net income (loss)	1,967	328	1,809	1,895
ASSETS
Assets	124,134		124,134		106,854
Operating Segments [Member] | The Americas [Member]
Net sales
Net sales	16,790	15,037	43,761	43,670
Income taxes
Income taxes	775	550	2,015	685
Net income (loss)
Net income (loss)	1,777	1,319	3,965	1,630
ASSETS
Assets	63,891		63,891		60,010
Operating Segments [Member] | EMEA [Member]
Net sales
Net sales	15,239	12,402	43,815	39,408
Income taxes
Income taxes	365	473	1,545	1,207
Net income (loss)
Net income (loss)	1,314	1,106	4,944	3,473
ASSETS
Assets	56,403		56,403		50,755
Operating Segments [Member] | Asia-Pacific [Member]
Net sales
Net sales	20,983	24,682	58,509	70,287
Income taxes
Income taxes	325	226	(184)	(753)
Net income (loss)
Net income (loss)	(316)	(2,547)	(564)	(3,368)
ASSETS
Assets	108,190		108,190		105,437
Segment Reconciling Items [Member]
Net sales
Net sales	88,299	89,046	250,202	262,705
Income taxes
Income taxes	1,792	1,935	3,809	2,918
Net income (loss)
Net income (loss)	4,742	206	10,154	3,630
ASSETS
Assets	352,618		352,618		323,056
Intersegment Eliminations [Member]
Intersegment sales
Intersegment sales	6,040	5,742	17,499	17,873
Intersegment Eliminations [Member] | PLP-USA [Member]
Intersegment sales
Intersegment sales	2,647	2,090	6,825	6,949
Intersegment Eliminations [Member] | The Americas [Member]
Intersegment sales
Intersegment sales	1,460	1,311	4,026	4,007
Intersegment Eliminations [Member] | EMEA [Member]
Intersegment sales
Intersegment sales	160	190	816	832
Intersegment Eliminations [Member] | Asia-Pacific [Member]
Intersegment sales
Intersegment sales	1,773	$ 2,151	5,832	$ 6,085
Corporate, Non-Segment [Member]
ASSETS
Assets	$ 0		$ 0		$ 314

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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