CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013
Cash flows from operating activities
Net income	$ 267,173		$ 203,438
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of convertible notes and term loan offering costs	13,473		9,921
Change in fair value of acquired royalty rights	(72,992)		0
Losses on Extinguishment of Debt	(6,143)		0
Depreciation, Amortization and Accretion, Net	(144)		(360)
Hedge ineffectiveness on foreign exchange contracts	(5)		(9)
Stock-based compensation expense	1,026		559
Deferred Tax Expense from Stock Options Exercised	0		(15)
Deferred income taxes	(6,493)		(663)
Changes in assets and liabilities:
Receivables from licensees and other	50		(534)
Prepaid and other current assets	1,959		3,298
Accrued interest on notes receivable	(8,367)		(6,573)
Other assets	(29)		28
Accounts payable	792		395
Accrued liabilities	3,325		1,302
Increase (Decrease) in Income Taxes Payable	6,494		3,231
Other long-term liabilities	10,834		(5,483)
Net cash provided by operating activities	223,239		208,535
Cash flows from investing activities
Payments to Acquire Available-for-sale Securities	0		9,875
Maturities of investments	0		42,098
Purchase of royalty rights	(15,500)		0
Payments for (Proceeds from) Productive Assets	81,717		0
Issuance of notes receivable	(215,000)		(48,708)
Repayment of notes receivable	0		59,279
Payments to Acquire Property, Plant, and Equipment	49		2
Net cash used in investing activities	(148,832)		42,792
Cash flows from financing activities
Repurchase of Convertible Notes	29,906		0
Proceeds from the issuance of Convertible Notes, net	300,000		0
Payment of debt issuance costs	(9,287)		0
Purchase of purchased call options, net of tax	(30,951)		0
Proceeds from Issuance of Warrants	11,427		0
Repayments of Notes Payable	(56,250)		0
Cash dividends paid	(72,135)		(62,943)
Net cash provided by/(used in) financing activities	112,898		(62,943)
Net increase in cash and cash equivalents	187,305		188,384
Cash and cash equivalents at beginning of the period	94,302	[1]	131,212
Cash and cash equivalents at end of period	281,607	[2]
Supplemental cash flow information
Cash paid for income taxes	134,000		101,000
Cash paid for interest (including convertible debt inducement)	15,217		8,086
Other Significant Noncash Transaction, Value of Consideration Given	$ 157,591		$ 0

[1] Note 1

[2] unaudited