Statements of Financial Condition (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
ASSETS
Investment in AllianceBernstein	$ 1,560,536	$ 1,627,912
Other assets	5,957	1,072
Total assets	1,566,493	1,628,984
Liabilities:
Due to AllianceBernstein	6,053	2,453
Other liabilities	358	358
Total liabilities	6,411	2,811
Commitments and contingencies (See Note 7)
Partners' capital:
General Partner: 100,000 general partnership units issued and outstanding	1,369	1,416
Limited partners: 105,073,342 limited partnership units issued and outstanding	1,723,172	1,760,388
Holding Units held by AllianceBernstein to fund long-term incentive compensation plans	(146,258)	(121,186)
Accumulated other comprehensive income (loss)	(18,201)	(14,445)
Total partners' capital	1,560,082	1,626,173
Total liabilities and partners' capital	$ 1,566,493	$ 1,628,984