Segment Results (Schedule Of Financial Information By Reportable Segment) (Detail) (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Segment Reporting Information [Line Items]
Net sales	$ 678,800,000us-gaap_SalesRevenueNet	$ 716,800,000us-gaap_SalesRevenueNet
Restructuring charges	500,000us-gaap_RestructuringCharges	10,000,000us-gaap_RestructuringCharges
Business Combination, Integration Related Costs	1,600,000	4,700,000
Inventory and Backlog Amortization		4,800,000cr_InventoryandBacklogAmortization
Operating profit (loss) from continuing operations
Operating profit (loss)	86,000,000us-gaap_OperatingIncomeLoss	81,400,000us-gaap_OperatingIncomeLoss
Interest income	500,000us-gaap_InvestmentIncomeInterest	400,000us-gaap_InvestmentIncomeInterest
Interest expense	(9,900,000)us-gaap_InterestExpense	(9,800,000)us-gaap_InterestExpense
Miscellaneous - net	(300,000)us-gaap_OtherNonoperatingIncomeExpense	(200,000)us-gaap_OtherNonoperatingIncomeExpense
Income from Continuing Operations Before Income Taxes	76,300,000	71,800,000
Engineered Materials
Segment Reporting Information [Line Items]
Net sales	69,700,000	67,900,000
Operating profit (loss) from continuing operations
Operating profit (loss)	14,300,000	10,800,000
Fluid Handling
Segment Reporting Information [Line Items]
Restructuring Costs and Asset Impairment Charges	1,800,000	3,200,000
Net sales	275,500,000	310,800,000
Operating profit (loss) from continuing operations
Operating profit (loss)	34,300,000	44,500,000
Payment and Merchandising Technologies
Segment Reporting Information [Line Items]
Restructuring Costs and Asset Impairment Charges	200,000
Net sales	171,900,000	169,100,000
Restructuring charges	3,988,000
Business Combination, Integration Related Costs	3,584,000	1,600,000
Inventory and Backlog Amortization	4,790,000
Operating profit (loss) from continuing operations
Operating profit (loss)	21,100,000	7,400,000
Merchandising Systems
Segment Reporting Information [Line Items]
Net sales	161,600,000	169,000,000
Restructuring charges	900,000	2,818,000
Operating profit (loss) from continuing operations
Operating profit (loss)	30,100,000	32,600,000
Corporate
Segment Reporting Information [Line Items]
Business Combination, Integration Related Costs	1,143,000
Operating profit (loss) from continuing operations
Operating profit (loss)	$ (13,700,000)	$ (13,900,000)

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Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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