Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income	$ 274,165	$ 385,843	$ 279,380
Adjustments to reconcile net income to net cash provided by operating activities:
Equity in net income attributable to AB Unitholders	(305,504)	(416,326)	(308,404)
Cash distributions received from AB	394,470	385,236	298,919
Changes in assets and liabilities:
Decrease (increase) in other assets	0	92	(31)
(Decrease) increase in other liabilities	(517)	264	150
Net cash provided by operating activities	362,614	355,109	270,014
Cash flows from investing activities:
Acquisition of business, net cash acquired	40,777	0	0
Contribution of CarVal to AB	(40,777)	0
Payments For Contributions To Affiliates	(1,590)	0	0
Investments in AB with proceeds from exercise of compensatory options to buy AB Holding Units	(178)	(3,402)	(147)
Net cash used in investing activities	(1,768)	(3,402)	(147)
Cash flows from financing activities:
Cash distributions to Unitholders	(361,024)	(357,455)	(270,881)
Capital contributions from AB	0	2,346	867
Proceeds from exercise of compensatory options to buy AB Holding Units	178	3,402	147
Net cash used in financing activities	(360,846)	(351,707)	(269,867)
Change in cash and cash equivalents	0	0	0
Cash and cash equivalents as of beginning of the year	0	0	0
Cash and cash equivalents as of end of the year	0	0	0
Cash paid:
Income taxes	31,862	30,127	28,906
Non-cash investing activities:
Fair value of assets acquired (less cash acquired of $40.8 million)	1,087,218	0	0
Fair value of liabilities assumed	296,750	0	0
Fair value of non-redeemable non-controlling interest assumed	13,191	0	0
Fair value of assets contributed to AB (less cash acquired of $40.8 million)	(1,087,218)	0	0
Fair value of liabilities contributed to AB	(296,750)	0	0
Fair value of non-redeemable non-controlling interest contributed to AB	(13,191)	0	0
Issuance of AB Holding Units to fund long-term incentive compensation plan awards	76,230	151,082	107,366
Retirement of AB Holding Units	(114,794)	(143,460)	(78,388)
Non-cash financing activities:
Payables recorded under contingent payment arrangements	228,885	0	0
Equity consideration issued in connection with acquisition	589,169	0	0
Payables contributed to and assumed by AB under contingent payment arrangements	(228,885)	0	0
Equity consideration received from AB in connection with acquisition	$ (589,169)	$ 0	$ 0