Earnings Per Share (Tables)

9 Months Ended

Sep. 29, 2012

Reconciliation Of The Average Number Of Common Shares Outstanding To Average Number Of Diluted Shares Outstanding

The following table provides a reconciliation of the average number of common shares outstanding used to calculate earnings per share attributable to Landstar to the average number of common shares and common share equivalents outstanding used to calculate diluted earnings per share attributable to Landstar (in thousands):

	Thirty Nine Weeks Ended				Thirteen Weeks Ended
	September 29, 2012		September 24, 2011		September 29, 2012		September 24, 2011
Average number of common shares outstanding		46,775		47,670		46,614		47,358
Incremental shares from assumed exercises of stock options		189		65		118		29
Average number of common shares and common share equivalents outstanding		46,964		47,735		46,732		47,387