Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Schedule Of Quarterly Financial Data

	2014												2013
	4th			3rd			2nd			1st			4th			3rd			2nd			1st
Total revenues		$24,468			$23,784			$22,045			$20,465			$23,785			$22,130			$21,815			$18,893
Total costs and expenses	(20,711		)	(20,075		)	(18,670		)	(17,296		)	(20,388		)	(18,674		)	(18,450		)	(15,756		)
Earnings from operations	2,025			2,119			1,787			1,542			1,515			1,803			1,716			1,528
Net earnings from continuing operations	1,466			1,362			1,653			965			1,233			1,160			1,087			1,106
Net (loss)/gain from disposal of discontinued operations																(2		)	1
Net earnings	1,466			1,362			1,653			965			1,233			1,158			1,088			1,106
Basic earnings per share from continuing operations	2.05			1.88			2.26			1.30			1.63			1.53			1.43			1.45
Basic earnings per share	2.05			1.88			2.26			1.30			1.63			1.53			1.43			1.45
Diluted earnings per share from continuing operations	2.02			1.86			2.24			1.28			1.61			1.51			1.41			1.44
Diluted earnings per share	2.02			1.86			2.24			1.28			1.61			1.51			1.41			1.44
Cash dividends declared per share	1.64						1.46						1.215						0.97
Common stock sales price per share:
High	135.78			130.58			138.39			144.57			142.00			120.38			104.15			86.84
Low	116.32			117.87			121.92			118.77			113.34			98.99			83.80			72.68
Quarter end	129.98			127.38			127.23			125.49			136.49			117.50			102.44			85.85