Consolidated Statement of Cash Flows Statement (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 191,899	$ 178,478
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation	15,497	15,408
Depreciation and amortization	19,796	18,742
Debt Issuance Cost	341	360
(Increase) decrease in value of life insurance policies	(724)	(3,194)
Deferred income taxes	(190)	6,212
Other non-cash items	728	316
Changes in assets and liabilities:
Accounts receivable	(959)	(20,425)
Inventories	(3,053)	(5,143)
Prepaid expenses and other current assets	(7,041)	14,595
Other assets	1,529	(414)
Accounts payable	(2,171)	(1,506)
Accrued expenses	(10,604)	1,788
Increase (Decrease) in Deferred Revenue	158	(1,361)
Other long-term liabilities	453	6,792
Net cash provided by operating activities	205,659	210,648
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(27,624)	(26,988)
Patents and other intangibles	(753)	(3,083)
Business acquisition, net of cash acquired	(1,200)	0
Payments for (Proceeds from) Investments	0	(50)
Proceeds from sale of assets	1,098	852
Premiums on life insurance	(3,482)	(2,553)
Net cash used in investing activities	(31,961)	(31,822)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of debt borrowings	(57,157)	(51,035)
Proceeds from debt borrowings	160,000	73,000
Stock options exercised	0	83
Excess tax benefits from stock-based compensation	2,680	2,500
Debt financing costs	(1,054)	0
Non-controlling interest - dividend	(393)	0
Payments of Dividends	67,153	44,125
Repurchase of common shares	(210,402)	(156,271)
Net cash used in financing activities	(173,479)	(175,848)
NET CHANGE IN CASH AND CASH EQUIVALENTS	219	2,978
CASH AND CASH EQUIVALENTS, beginning of period	25,088	19,226
CASH AND CASH EQUIVALENTS, end of period	$ 25,307	$ 22,204