CONDENSED CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION UNAUDITED (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2011
ASSETS
Cash and cash equivalents	$ 324,440	$ 276,340	$ 260,839
Investments in securities	249,630	238,333	298,425
Investments in sponsored registered investment companies	59,561	59,214	64,880
Investments in partnerships	102,119	100,893	98,598
Receivable from brokers	41,513	20,913	35,968
Investment advisory fees receivable	26,026	32,156	25,746
Income tax receivable	402	39	238
Other assets	23,039	28,861	25,964
Total assets	826,730	756,749	810,658
Liabilities and Equity
Payable to brokers	20,113	10,770	2,950
Income taxes payable and deferred tax liabilities	12,846	15,296	21,622
Capital lease obligation	5,013	5,072	5,126
Compensation payable	28,985	17,695	29,484
Securities sold, not yet purchased	7,010	5,488	10,244
Mandatorily redeemable noncontrolling interests	1,352	1,386	1,478
Accrued expenses and other liabilities	29,641	24,441	34,620
Sub-total	104,960	80,148	105,524
5.5% Senior notes (due May 15, 2013)	99,000	99,000	99,000
5.875% Senior notes (due June 1, 2021)	100,000	100,000	100,000
Zero coupon subordinated debentures, Face value: $86.3 million at June 30, 2012 and December 31, 2011 and $86.4 million at June 30, 2011 (due December 31, 2015)	66,598	64,119	61,814
Total liabilities	370,558	343,267	366,338
Redeemable noncontrolling interests	26,162	6,071	35,519
Commitments and contingencies (Note J)
GAMCO Investors, Inc. stockholders' equity
Preferred Stock	0	0	0
Additional paid-in capital	266,231	264,409	263,371
Retained earnings	439,292	409,191	406,666
Accumulated other comprehensive income	23,403	22,520	26,349
Treasury stock, at cost (7,171,350, 6,943,248 and 6,922,491 shares, respectively)	(302,300)	(292,181)	(291,287)
Total GAMCO Investors, Inc. stockholders' equity	426,659	403,972	405,132
Noncontrolling interests	3,351	3,439	3,669
Total equity	430,010	407,411	408,801
Total liabilities and equity	826,730	756,749	810,658
Class A [Member]
GAMCO Investors, Inc. stockholders' equity
Common Stock	13	13	13
Class B [Member]
GAMCO Investors, Inc. stockholders' equity
Common Stock	$ 20	$ 20	$ 20

Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all domestic and foreign income tax obligations due and the cumulative amount for all deferred tax liabilities as of the balance sheet date arising from temporary differences between accounting income in accordance with generally accepted accounting principles and tax-basis income that will result in future taxable income exceeding future accounting income.

No definition available.