Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Current Assets
Cash	$ 569,719	$ 512,431
Restricted cash	83,769	28,538
Investments in marketable equity securities and other investments	522,318	418,938
Accounts receivable, net	428,653	399,204
Income taxes receivable	17,991	0
Deferred income taxes	0	3,974
Inventories and contracts in progress	2,924	7,985
Current assets of discontinued operations	77,013	82,692
Total Current Assets	1,702,387	1,453,762
Property, Plant and Equipment, Net	927,542	1,081,237
Investments in Affiliates	15,754	15,535
Goodwill, Net	1,288,622	1,317,915
Indefinite-Lived Intangible Assets, Net	541,278	539,728
Amortized Intangible Assets, Net	39,588	45,577
Prepaid Pension Cost	1,245,505	604,823
Deferred Charges and Other Assets	50,370	46,492
Total Assets	5,811,046	5,105,069
Current Liabilities
Accounts payable and accrued liabilities	505,699	486,396
Income taxes payable	0	726
Deferred income taxes	58,411	0
Deferred revenue	366,831	395,837
Short-term borrowings	3,168	243,327
Total Current Liabilities	934,109	1,126,286
Postretirement Benefits Other Than Pensions	36,219	59,949
Accrued Compensation and Related Benefits	211,526	216,280
Other Liabilities	86,000	109,774
Deferred Income Taxes	778,735	529,427
Long-Term Debt	447,608	453,384
Total Liabilities	2,494,197	2,495,100
Commitments and Contingencies
Redeemable Noncontrolling Interest	5,896	12,655
Redeemable Preferred Stock, Series A, $1 par value, with a redemption and liquidation value of $1,000 per share; 23,000 shares authorized; 10,665 and 11,096 shares issued and outstanding	10,665	11,096
Preferred Stock, $1 par value; 977,000 shares authorized, none issued	0	0
Common Stockholders’ Equity
Capital in excess of par value	288,129	240,746
Retained earnings	4,782,777	4,546,775
Accumulated other comprehensive income, net of taxes
Cumulative foreign currency translation adjustment	25,013	26,072
Unrealized gain on available-for-sale securities	173,663	110,553
Unrealized gain on pensions and other postretirement plans	501,446	117,169
Cash flow hedge	(628)	(940)
Cost of 12,612,876 and 12,572,499 shares of Class B common stock held in treasury	(2,490,333)	(2,474,347)
Total Common Stockholders’ Equity	3,300,067	2,586,028
Noncontrolling interests	221	190
Total Equity	3,300,288	2,586,218
Total Liabilities and Equity	5,811,046	5,105,069
Class A Common Stock [Member]
Common Stockholders’ Equity
Common stock	1,169	1,219
Accumulated other comprehensive income, net of taxes
Total Equity	1,169	1,219
Class B Common Stock [Member]
Common Stockholders’ Equity
Common stock	18,831	18,781
Accumulated other comprehensive income, net of taxes
Total Equity	$ 18,831	$ 18,781