Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
ASSETS:
Cash and cash equivalents	$ 417,939	$ 457,549
Short-term investments	388,177	328,718
Restricted investments	4,210	4,210
Accounts receivable, net	367,662	391,485
Inventories:
Raw materials	117,562	109,928
Work in process	130,964	114,438
Finished goods	307,832	265,858
Total inventories	556,358	490,224
Other current assets	115,757	105,410
Total current assets	1,850,103	1,777,596
Property, plant and equipment, at cost	1,217,176	1,117,086
Less: accumulated depreciation and amortization	(742,509)	(679,396)
Property, plant and equipment, net	474,667	437,690
Goodwill, net	506,573	495,948
Purchased intangibles, net	220,904	214,026
Other investments	903,658	719,840
Other assets	63,821	64,618
Total assets	4,019,726	3,709,718
LIABILITIES AND STOCKHOLDERS' EQUITY:
Accounts payable, accrued payroll and employee benefits	280,453	280,248
Current maturities of long-term debt and notes payable	297	298
Income and other taxes payable	22,274	29,339
Other current liabilities	139,694	131,466
Total current liabilities	442,718	441,351
Long-term debt, net of current maturities	434,137	433,883
Deferred income taxes	295,245	233,475
Deferred revenue	4,400	3,743
Other long-term liabilities	140,535	106,763
Total liabilities	1,317,035	1,219,215
Stockholders' equity:
Additional paid-in capital	324,636	300,408
Retained earnings	1,856,750	1,808,055
Accumulated other comprehensive income	521,403	382,138
Total stockholders' equity	2,702,691	2,490,503
Total liabilities and stockholders' equity	4,019,726	3,709,718
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)

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.