Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
ASSETS:
Cash and cash equivalents	$ 384,670	$ 331,551
Short-term investments	262,908	277,369
Accounts Receivable, Net	378,891	422,660
Inventories:
Raw materials	112,878	105,708
Work in process	144,753	129,894
Finished goods	263,011	265,689
Total inventories	520,642	501,291
Prepaid expenses, taxes and other current assets	220,383	214,985
Total current assets	1,767,494	1,747,856
Property, plant and equipment, at cost	1,130,388	1,087,315
Less: accumulated depreciation and amortization	(690,062)	(657,960)
Property, plant and equipment, net	440,326	429,355
Goodwill, net	535,223	517,770
Purchased intangibles, net	292,547	266,188
Other investments	382,913	377,870
Other assets	49,248	49,751
Total assets	3,467,751	3,388,790
LIABILITIES AND STOCKHOLDERS' EQUITY:
Accounts payable	125,461	148,510
Accrued payroll and employee benefits	134,905	130,658
Short-term interest payable	4,215	6,069
Notes payable and current maturities of long-term debt	1,725	1,786
Income taxes payable	14,509	11,494
Estimated loss contingency	39,800	30,000
Deferred tax liabilities	13,755	9,454
Other current liabilities	145,878	149,501
Total current liabilities	480,248	487,472
Long-term debt, net of current maturities	435,607	435,615
Other long-term liabilities	301,952	278,981
Total liabilities	1,217,807	1,202,068
Stockholders' equity:
Additional paid-in capital	254,341	239,986
Retained earnings	1,644,416	1,606,117
Accumulated other comprehensive income	351,285	340,717
Total stockholders' equity	2,249,944	2,186,722
Total liabilities and stockholders' equity	3,467,751	3,388,790
Common Class A [Member]
Stockholders' equity:
Common stock	2	2
Common Class B [Member]
Stockholders' equity:
Common stock	1	1
Treasury Class A [Member]
Stockholders' equity:
Treasury Stock, Value	(12)	(12)
Treasury Class B [Member]
Stockholders' equity:
Treasury Stock, Value	$ (89)	$ (89)