Events Subsequent to September 30, 2021	9 Months Ended
Sep. 30, 2021
Subsequent Events [Abstract]
Events Subsequent to September 30, 2021	Events Subsequent to September 30, 2021Divestiture of Reflectix, Inc. On November 1, 2021, the Company completed the sale of Reflectix, Inc. (“Reflectix”), a wholly-owned subsidiary that sells branded reflective insulation solutions. Reflectix is a non-strategic business within the Protective reporting segment. The historical annual sales, operating profit and net assets of this business were not significant enough to qualify as discontinued operations. Reflectix met the held-for-sale criteria in October 2021. The selling price of the business was $82.5 million. The net proceeds from the sale exceeded the carrying value of the net assets allocated to Reflectix.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

Name:	us-gaap_SubsequentEventsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration