Consolidated Statements of Cash Flows (Parenthetical) - Senior Notes	Sep. 30, 2021
Senior Notes due 2031 – 4.000%
Interest rate (percent)	4.00%
Senior Notes due 2032 – 4.375%
Interest rate (percent)	4.375%
4.500% Senior Notes
Interest rate (percent)	4.50%
6.000% Senior Notes
Interest rate (percent)	6.00%

Contractual interest rate for funds borrowed, under the debt agreement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Period Type:	instant