CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities:
Net earnings	$ 90,674	$ 75,351
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	89,660	69,154
Gain on divestiture	0	(29,198)
Net loss on sale of assets	40	663
Deferred income taxes	5,880	1,294
Share-based compensation	5,475	7,469
Impairment of assets	0	4,836
Change in operating assets and liabilities, net of businesses acquired and divested:
Accounts receivable, net	26,388	17,104
Inventories, net	(36,335)	(36,837)
Progress payments	(7,589)	(9,421)
Accounts payable and accrued expenses	(6,803)	(28,455)
Deferred revenue	(13,303)	(6,807)
Income taxes payable	(11,672)	2,479
Net pension and postretirement liabilities	(12,152)	(9,954)
Other current and long-term assets and liabilities	4,123	(3,740)
Net cash provided by operating activities	134,386	53,938
Cash flows from investing activities:
Proceeds from sales and disposals of long lived assets	1,542	977
Proceeds from divestiture	0	52,123
Acquisitions of intangible assets	0	(2,439)
Additions to property, plant, and equipment	(57,876)	(56,043)
Acquisition of businesses, net of cash acquired	(101,230)	(6,231)
Additional consideration of prior period acquisitions	(6,303)	(1,152)
Net cash used for investing activities	(163,867)	(12,765)
Cash flows from financing activities:
Borrowings under revolving credit facility	610,735	0
Borrowings on debt	500,000	0
Payment of revolving credit facility	(906,907)	0
Principal payments on debt	(125,024)	(76)
Repurchases of common stock	0	(4,974)
Proceeds from share-based compensation	21,556	14,113
Dividends paid	(8,892)	(7,967)
Excess tax benefits from share-based compensation plans	773	22
Net cash provided by financing activities	92,241	1,118
Effect of exchange-rate changes on cash	(3,421)	2,868
Net increase in cash and cash equivalents	59,339	45,159
Cash and cash equivalents at beginning of period	112,023	194,387
Cash and cash equivalents at end of period	171,362	239,546
Supplemental disclosure of non-cash activities:
Capital expenditures incurred but not yet paid	$ 1,500	$ 3,670