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Segment Information - Summary of Company's Reportable Segments (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Net sales
Net sales	$ 84,569	$ 78,682
Income taxes
Income taxes	600	998
Net income (loss)
Net income (loss)	1,518	2,658
Assets
Total identifiable assets	350,540		$ 340,937
PLP-USA [Member]
Assets
Total identifiable assets	121,452		122,326
The Americas [Member]
Assets
Total identifiable assets	65,578		63,643
EMEA [Member]
Assets
Total identifiable assets	59,086		54,493
Asia-Pacific [Member]
Assets
Total identifiable assets	104,424		$ 100,475
Operating Segments [Member] | PLP-USA [Member]
Net sales
Net sales	34,861	34,647
Income taxes
Income taxes	(422)	(20)
Net income (loss)
Net income (loss)	(632)	(123)
Operating Segments [Member] | The Americas [Member]
Net sales
Net sales	16,570	12,452
Income taxes
Income taxes	711	547
Net income (loss)
Net income (loss)	1,785	1,095
Operating Segments [Member] | EMEA [Member]
Net sales
Net sales	13,852	13,918
Income taxes
Income taxes	203	505
Net income (loss)
Net income (loss)	619	1,694
Operating Segments [Member] | Asia-Pacific [Member]
Net sales
Net sales	19,286	17,665
Income taxes
Income taxes	108	(34)
Net income (loss)
Net income (loss)	(254)	(8)
Intersegment Eliminations [Member]
Intersegment sales
Intersegment sales	6,614	5,652
Intersegment Eliminations [Member] | PLP-USA [Member]
Intersegment sales
Intersegment sales	3,007	2,213
Intersegment Eliminations [Member] | The Americas [Member]
Intersegment sales
Intersegment sales	1,241	1,292
Intersegment Eliminations [Member] | EMEA [Member]
Intersegment sales
Intersegment sales	315	399
Intersegment Eliminations [Member] | Asia-Pacific [Member]
Intersegment sales
Intersegment sales	$ 2,051	$ 1,748

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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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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