CONSOLIDATED STATEMENT OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities attributable to continuing operations:
Net earnings	$ 204,872	$ 118,858
Less: earnings (loss) from discontinued operations, net of tax	1,902	(6,581)
Earnings from continuing operations	202,970	125,439
Adjustments to reconcile earnings from continuing operations to net cash provided by operating activities attributable to continuing operations:
Non-cash compensation expense	38,848	65,258
Depreciation	44,541	37,490
Amortization of intangibles	45,247	18,058
Excess tax benefits from stock-based awards	(26,430)	(23,486)
Deferred income taxes	(5,939)	5,410
Equity in losses of unconsolidated affiliates	4,422	28,208
Acquisition-related contingent consideration fair value adjustment	6,339	0
Gain on sales of long-term investments	(18,141)	(1,876)
Gain on sales of assets	(14,755)
Changes in assets and liabilities, net of effects of acquisitions:
Accounts receivable	10,810	(16,443)
Other current assets	(19,916)	(9,749)
Accounts payable and other current liabilities	(6,159)	18,700
Income taxes payable	48,136	52,965
Deferred revenue	(1,406)	10,575
Other, net	15,763	13,058
Net cash provided by operating activities attributable to continuing operations	324,330	323,607
Cash flows from investing activities attributable to continuing operations:
Acquisitions, net of cash acquired	(39,457)	(377,123)
Capital expenditures	(64,114)	(32,363)
Proceeds from maturities and sales of marketable debt securities	12,502	79,353
Purchases of marketable debt securities	0	(47,902)
Proceeds from sales of long-term investments	42,286	12,744
Purchases of long-term investments	(26,605)	(10,031)
Other, net	8,904	(12,264)
Net cash used in investing activities attributable to continuing operations	(66,484)	(387,586)
Cash flows from financing activities attributable to continuing operations:
Purchase of treasury stock	(168,376)	(434,041)
Issuance of common stock, net of withholding taxes	6,456	320,070
Dividends	(58,882)	(43,695)
Excess tax benefits from stock-based awards	26,430	23,486
Payments to Noncontrolling Interests	(55,561)	(4,891)
Principal payments on long-term debt	(15,844)	0
Other, net	(3,386)	195
Net cash used in financing activities attributable to continuing operations	(269,163)	(138,876)
Total cash used in continuing operations	(11,317)	(202,855)
Total cash provided by (used in) discontinued operations	2,257	(1,866)
Effect of exchange rate changes on cash and cash equivalents	735	2,347
Net decrease in cash and cash equivalents	(8,325)	(202,374)
Cash and cash equivalents at beginning of period	749,977	704,153
Cash and cash equivalents at end of period	$ 741,652	$ 501,779