Separate Accounts (Narratives) (Details) - USD ($)	9 Months Ended	12 Months Ended
Sep. 30, 2025	Dec. 31, 2024
Separate Accounts Disclosure [Abstract]
Assets Transferred, Other Than Cash, From General Account to Separate Account	$ 0	$ 0
Gain (Loss) Recognized on Assets Transferred to Separate Account	$ 0	$ 0

Amount of net gains or losses recognized during the reporting period on assets that were transferred into separate accounts.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480109/944-80-50-1

Name:	us-gaap_GainLossRecognizedOnAssetsTransferredToSeparateAccount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration