Basis of Presentation and Significant Accounting Policies Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2023

Supplemental Cash Flow Elements [Abstract]

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

Supplemental Disclosure of Cash Flow Information	Six Months Ended June 30,
	2023		2022
Cash paid during the period for:
Income taxes	$	6	$	5
Interest on long-term debt	50		32
Non-cash investing and financing activities:
Exchange of investments in Puerto Rico bonds for new securities issued in the restructuring transactions	$	—	$	185
Securities acquired (transferred) in transactions related to Puerto Rico restructurings	(1)		—
	June 30,
	2023		2022
Reconciliation of cash, cash equivalents, and restricted cash reported within the Consolidated Balance Sheets to the Consolidated Statements of Cash Flows:
Cash and cash equivalents	$	33	$	32
Restricted cash	10		5
Variable Interest Entity restricted cash	266		2
Total cash, cash equivalents, and restricted cash shown on the Consolidated Statements of Cash Flows	$	309	$	39

Restricted cash is cash that we do not have the right to use for general purposes and includes fiduciary cash held by Ambac's insurance distribution subsidiaries and consolidated variable interest entity cash to support the obligations of the consolidated VIEs and cash received as collateral under their derivatives agreements.

Redeemable Noncontrolling Interest

Following is a rollforward of redeemable noncontrolling interest.

Six Months Ended June 30,	2023		2022
Beginning balance	$	20	$	18
Net income attributable to redeemable noncontrolling interest (ASC 810)	—		—
Adjustment to redemption value (ASC 480)	—		—
Ending balance	$	20	$	18