Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Earnings Per Share - Narrative (Details) - shares	3 Months Ended		9 Months Ended
Earnings Per Share - Narrative (Details) - shares	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Antidilutive securities excluded from computation of earnings per share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount	500,000	100,000	400,000	800,000
Performance-based stock awards (maximum that can be earned)
Antidilutive securities excluded from computation of earnings per share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount			400,000