Repurchases Of Common Stock (Tables)

9 Months Ended

Sep. 30, 2014

Repurchases Of Common Stock [Abstract]

Schedule Of Common Stock Repurchases

	For the Three Months Ended				For the Nine Months Ended
	September 30,				September 30,
	2014		2013		2014		2013
Shares repurchased		2,197		801		3,746		3,139
Total cost of shares repurchased	$	272,342	$	76,575	$	468,968	$	282,910
Average cost per share	$	123.98	$	95.52	$	125.18	$	90.12