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Computation of Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2013

Earnings Per Share [Abstract]

Calculation of Basic and Diluted Earnings Per Share

The calculation of basic and diluted earnings per share for the three and nine month periods ended September 30, 2013 and 2012 were as follows:

		Three Month Period Ended September 30								Nine Month Period Ended September 30
		2013				2012				2013				2012
Net income		$	6,104			$	9,284			$	17,455			$	24,013
Denominator
Determination of shares
Weighted-average common shares outstanding			5,361				5,319				5,369				5,328
Dilutive effect—share-based awards			88				112				81				104
Diluted weighted-average common shares outstanding			5,449				5,431				5,450				5,432
Earnings per common share attributable to PLPC shareholders
Basic		$	1.14			$	1.75			$	3.25			$	4.51
Diluted		$	1.12			$	1.71			$	3.20			$	4.42

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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