The following table shows stock-based compensation expense as included in the Consolidated Statements of Income:

	Years ended December 31,
	2011		2010		2009
Cost of equipment sales	$	1,292	$	1,397	$	1,486
Cost of support services		557		602		640
Cost of business services		770		831		884
Selling, general and administrative		15,689		16,936		18,020
Research and development		640		686		731
Pre-tax stock-based compensation		18,948		20,452		21,761
Income tax		(6,170)		(7,265)		(7,458)
Stock-based compensation expense, net	$	12,778	$	13,187	$	14,303
Basic earnings per share impact	$	0.06	$	0.06	$	0.07
Diluted earnings per share impact	$	0.06	$	0.06	$	0.07

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Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits.

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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

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