CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $) In Thousands	Total	Common Stock and Additional Paid-In Capital	Retained Earnings	Cumulative Translation Adjustment	Retirement Benefits Adjustments	Cumulative Unrealized Loss on Derivatives	Treasury Stock
Balance at Dec. 31, 2012	$ 1,464,998	$ 551,559	$ 1,113,541	$ 38,639	$ (45,645)	$ (36,397)	$ (156,699)
Net income	123,861		123,861
Cumulative translation adjustment	(23,109)			(23,109)
Pension and other postretirement adjustments (net of tax of $1,245)	2,211				2,211
Amortization of forward starting swaps (net of tax of $1,363)	2,377					2,377
Issuance 1,031,401 shares of common stock from issuance of unvested shares, exercise of stock options and deferred compensation plans (net of tax of $3,140)	27,842	27,842
Repurchase of 1,629,561 shares of common stock	(86,719)						(86,719)
Unvested shares surrendered for tax withholding	(1,772)						(1,772)
Share-based compensation	7,595	7,595
Cash dividends declared - $.46 per common share	(37,792)		(37,792)
Balance at Jun. 30, 2013	$ 1,479,492	$ 586,996	$ 1,199,610	$ 15,530	$ (43,434)	$ (34,020)	$ (245,190)