Acquisitions and Divestitures (Additional Information - Acquisitions) (Detail) $ in Thousands, € in Millions								3 Months Ended	12 Months Ended
	Mar. 16, 2016 USD ($)	Dec. 01, 2015 USD ($)	Jul. 01, 2015 USD ($)	Jun. 10, 2015 EUR (€)	Jun. 10, 2015 USD ($)	May. 29, 2015 EUR (€)	May. 29, 2015 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Business Acquisition [Line Items]
Goodwill								$ 1,524,929	$ 1,396,529
Akron Brass
Business Acquisition [Line Items]
Revenues									$ 120,000
Aggregate purchase price, cash paid	$ 221,600
Goodwill	119,131							119,100
Intangible assets	92,100							92,100
Akron Brass | Trade names
Business Acquisition [Line Items]
Intangible assets	$ 32,800
Novotema, SpA
Business Acquisition [Line Items]
Aggregate purchase price, cash paid						€ 56.0	$ 61,100
Goodwill								34,300
Intangible assets								20,000
Goodwill not deductible for tax purposes								34,300
Alfa Valvole, s.r.l
Business Acquisition [Line Items]
Aggregate purchase price, cash paid				€ 99.8	$ 112,600
Goodwill								71,200
Intangible assets								32,100
Goodwill not deductible for tax purposes								71,200
CIDRA Precision Services, LLC
Business Acquisition [Line Items]
Aggregate purchase price, cash paid			$ 19,500
Eran-out			4,700
Goodwill								9,700
Intangible assets								12,300
Consideration transferred			24,200
Contingent consideration, liability								1,000
Goodwill deductible for tax purposes								9,700
CIDRA Precision Services, LLC | Minimum
Business Acquisition [Line Items]
Contingent consideration for acquisition			0
CIDRA Precision Services, LLC | Maximum
Business Acquisition [Line Items]
Contingent consideration for acquisition			$ 5,500
Complementary Product Line
Business Acquisition [Line Items]
Goodwill		$ 700
Consideration transferred		$ 1,900
Selling, general and administrative expenses
Business Acquisition [Line Items]
Acquisition-related transaction costs								1,000
Cost of goods sold
Business Acquisition [Line Items]
Fair value of inventory charges associated with acquisitions								$ 2,200