Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 64,646	$ 114,577
Non-cash items included in net income:
Depreciation and amortization	35,053	33,856
Income of investees, net of dividends	(8,517)	(18,824)
Losses (gains) on asset disposals and impairments	1,457	87
In-kind research and development costs	5,830	7,369
Recognition of losses for pension and postretirement plans	1,189	1,511
Stock-based compensation expense	7,411	9,076
Excess tax benefits from stock-based compensation	(552)	(3)
Changes in assets and liabilities, net of effects of acquisitions:
Accounts receivable	(6,635)	(37,429)
Accounts payable	(129,471)	5,972
Contracts in progress and advance billings on contracts	(52,142)	(81,571)
Inventories	5,666	11,608
Income taxes	(7,890)	4,067
Accrued and other current liabilities	2,674	9,541
Pension liability, accrued postretirement benefit obligation and employee benefits	(35,671)	(44,056)
Other, net	9,250	(4,005)
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	(107,702)	11,776
CASH FLOWS FROM INVESTING ACTIVITIES:
Decrease in restricted cash and cash equivalents	6,285	12,680
Purchases of property, plant and equipment	(37,822)	(33,433)
Acquisition of business, net of cash acquired	(127,098)
Purchase of intangible assets	(722)	(2,200)
Purchases of available-for-sale securities	(21,225)	(72,156)
Sales and maturities of available-for-sale securities	27,802	91,749
Proceeds from asset disposals	10	454
Investment in equity and cost method investees	(4,900)	(2,913)
NET CASH USED IN INVESTING ACTIVITIES	(157,670)	(5,819)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payment of short-term borrowing and long-term debt	(1,815)	(104)
Increase in short-term borrowing	733	651
Borrowings under Credit Agreement	562,300
Repayments under Credit Agreement	(298,500)
Payment of debt issuance costs	(4,929)
Repurchase of common shares	(99,742)	(125,829)
Dividends paid to common shareholders	(22,103)	(18,142)
Exercise of stock options	3,463	1,888
Excess tax benefits from stock-based compensation	552	3
Other	(409)	(326)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	139,550	(141,859)
EFFECTS OF EXCHANGE RATE CHANGES ON CASH	(4,376)	(5,440)
NET DECREASE IN CASH AND CASH EQUIVALENTS	(130,198)	(141,342)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	346,116	383,547
CASH AND CASH EQUIVALENTS AT END OF PERIOD	215,918	242,205
Cash paid during the period for:
Income taxes (net of refunds)	28,099	38,851
SCHEDULE OF NON-CASH INVESTING ACTIVITY:
Accrued capital expenditures included in accounts payable	$ 3,938	$ 3,445