Business Combinations - Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 01, 2015	Dec. 31, 2014	Dec. 31, 2013	Mar. 28, 2013	Dec. 31, 2012
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Goodwill	$ 530.1		$ 548.6	$ 538.2		$ 56.2
Mold-Masters [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Accounts receivable					$ 54.5
Total inventories					29.2
Prepaid and other current assets					11.6
Property and equipment					79.6
Intangible assets					419.4
Goodwill					478.6
Other noncurrent assets					0.4
Accounts payable					(12.2)
Advanced billings and deposits					(3.6)
Other current liabilities					(28.2)
Deferred income tax liabilities					(62.6)
Other noncurrent accrued liabilities					(1.2)
Consideration, net of cash acquired					$ 965.5
Series of Individually Immaterial Business Acquisitions [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Accounts receivable			2.7
Total inventories			4.8
Prepaid and other current assets			4.3
Property and equipment			10.2
Intangible assets			13.7
Goodwill			32.2
Accounts payable			(2.4)
Advanced billings and deposits			(6.5)
Other current liabilities			(4.1)
Deferred income tax liabilities			(2.5)
Other noncurrent accrued liabilities			(2.0)
Consideration, net of cash acquired			$ 50.4
CanGen Holdings, Inc. [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Accounts receivable		$ 2.8
Total inventories		1.9
Prepaid and other current assets		0.6
Property and equipment		2.3
Intangible assets		9.4
Goodwill		10.9
Accounts payable		(0.4)
Other current liabilities		(1.2)
Deferred income tax liabilities		(4.1)
Consideration, net of cash acquired		$ 22.2