Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Information Disclosure [Abstract]

Schedule Of Quarterly Financial Data

	2013												2012
	4th			3rd			2nd			1st			4th			3rd			2nd			1st
Total revenues		$23,785			$22,130			$21,815			$18,893			$22,302			$20,008			$20,005			$19,383
Total costs and expenses	(20,388		)	(18,674		)	(18,450		)	(15,756		)	(19,046		)	(16,799		)	(16,746		)	(16,074		)
Earnings from operations	1,515			1,803			1,716			1,528			1,624			1,559			1,542			1,565
Net earnings from continuing operations	1,233			1,160			1,087			1,106			978			1,034			967			924
Net (loss)/gain from disposal of discontinued operations				(2		)	1									(2		)				(1		)
Net earnings	1,233			1,158			1,088			1,106			978			1,032			967			923
Basic earnings per share from continuing operations	1.63			1.53			1.43			1.45			1.29			1.36			1.28			1.23
Basic earnings per share	1.63			1.53			1.43			1.45			1.29			1.36			1.28			1.23
Diluted earnings per share from continuing operations	1.61			1.51			1.41			1.44			1.28			1.35			1.27			1.22
Diluted earnings per share	1.61			1.51			1.41			1.44			1.28			1.35			1.27			1.22
Cash dividends declared per share	1.215						0.97						0.925						0.88
Common stock sales price per share:
High	142.00			120.38			104.15			86.84			76.56			75.96			77.83			76.74
Low	113.34			98.99			83.80			72.68			69.20			69.03			66.82			72.30
Quarter end	136.49			117.50			102.44			85.85			75.36			69.60			74.30			74.37