Subsequent Events	6 Months Ended
Jun. 30, 2021
Subsequent Events [Abstract]
Subsequent Events	Subsequent EventsOn July 19, 2021 the Company announced that it has entered into a definitive agreement to acquire ASP Henry Holdings, Inc. (“Henry”), a leading provider of building envelope systems, from American Securities LLC. Under the terms of the agreement, Carlisle will purchase Henry for $1.575 billion in cash. The acquisition, which is subject to customary closing conditions, is expected to close in the third quarter of 2021. The results of operations of the acquired business will be reported within the CCM segment upon the close of the acquisition.

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

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