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Segment Information - Summary of Company's Reportable Segments (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Net sales
Net sales	$ 100,828	$ 114,206	$ 311,233	$ 334,992
Income taxes
Income taxes	2,440	4,126	8,686	11,501
Net income
Net income	6,104	9,284	17,455	24,013
ASSETS
Assets	345,042		345,042		333,064
Operating Segments [Member]
ASSETS
Assets	344,724		344,724		332,744
Operating Segments [Member] | PLP-USA [Member]
Net sales
Net sales	33,763	41,291	112,297	125,650
Income taxes
Income taxes	1,628	2,081	4,981	6,664
Net income
Net income	3,220	3,404	9,418	10,965
ASSETS
Assets	90,447		90,447		84,192
Operating Segments [Member] | The Americas [Member]
Net sales
Net sales	23,507	23,791	65,672	69,844
Income taxes
Income taxes	695	824	1,696	2,337
Net income
Net income	1,457	2,292	4,476	5,738
ASSETS
Assets	77,285		77,285		67,745
Operating Segments [Member] | EMEA [Member]
Net sales
Net sales	14,802	18,357	47,609	50,014
Income taxes
Income taxes	545	964	1,663	2,211
Net income
Net income	1,618	3,254	4,907	6,806
ASSETS
Assets	52,599		52,599		51,370
Operating Segments [Member] | Asia-Pacific [Member]
Net sales
Net sales	28,756	30,767	85,655	89,484
Income taxes
Income taxes	(428)	257	346	289
Net income
Net income	(191)	334	(1,346)	504
ASSETS
Assets	124,393		124,393		129,437
Operating Segments [Member] | Corporate Assets [Member]
ASSETS
Assets	318		318		320
Intersegment Eliminations [Member]
Intersegment sales
Intersegment sales	9,024	8,578	24,004	27,610
Intersegment Eliminations [Member] | PLP-USA [Member]
Intersegment sales
Intersegment sales	4,141	1,655	9,859	6,901
Intersegment Eliminations [Member] | The Americas [Member]
Intersegment sales
Intersegment sales	1,576	1,684	4,851	5,921
Intersegment Eliminations [Member] | EMEA [Member]
Intersegment sales
Intersegment sales	541	1,034	1,649	2,896
Intersegment Eliminations [Member] | Asia-Pacific [Member]
Intersegment sales
Intersegment sales	$ 2,766	$ 4,205	$ 7,645	$ 11,892

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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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