Other Assets - Additional Information (Details) $ in Millions	Mar. 31, 2023 USD ($) Security
TOB Trust [Member]
Other Assets [Line Items]
Number of securities held in trust	4
Taxable MRB [Member]
Other Assets [Line Items]
Number of securities held in trust	2
Taxable MRBs and Taxable GILs [Member] \| TOB Trust [Member]
Other Assets [Line Items]
Assets held in trust \| $	$ 20.0

The total amount of cash and securities held by third party trustees pursuant to terms of debt instruments or other agreements as of the date of each statement of financial position presented, which can be used by the trustee only to pay the noncurrent portion of specified obligations.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(b))
-URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Name:	us-gaap_AssetsHeldInTrust
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant