Repurchases Of Common Stock (Tables)

12 Months Ended

Dec. 31, 2013

Repurchases Of Common Stock [Abstract]

Schedule Of Common Stock Repurchases

	For the Years Ended December 31,
	2013		2012		2011
Shares repurchased		3,952		1,474		3,419
Total cost of shares repurchased	$	367,761	$	132,268	$	255,505
Average cost per share	$	93.06	$	89.72	$	74.74