Derivative Instruments and Hedging Activities Stock Purchase Warrants (Details) - Teekay Offshore [Member]	May 08, 2019 shares
Series D Warrant
Derivative [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	1,755,000
Brookfield Business Partners L.P. [Member] \| Warrant [Member]
Derivative [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	15,500,000

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Name:	us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant