CONDENSED CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION UNAUDITED - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015
ASSETS
Cash and cash equivalents	$ 24,224	$ 13,719	$ 11,202
Investments in securities	32,079	32,975	37,429
Receivable from brokers	230	1,091	1,490
Investment advisory fees receivable	31,811	31,048	31,171
Receivable from affiliates	0	5,041	28,219
Income tax receivable and deferred tax asset	11,905	6,787	2,303
Other assets	13,665	13,238	11,648
Assets of discontinued operations	0	0	741,946
Total assets	113,914	103,899	865,408
LIABILITIES AND EQUITY
Payable to brokers	45	12	1,257
Income taxes payable and deferred tax liabilities	822	4,823	11,033
Capital lease obligation	5,120	5,170	5,213
Compensation payable	25,592	24,426	62,811
Securities sold, not yet purchased	0	129	0
Payable to affiliates	1,226	7,687	204
Accrued expenses and other liabilities	30,483	28,882	29,263
Liabilities of discontinued operations	0	0	76,515
Sub-total	63,288	71,129	186,296
AC 4% PIK Note (due November 30, 2020) (Note F)	250,000	250,000	0
Loan from GGCP (due December 28, 2016) (Note F)	0	35,000	0
5.875% Senior notes (due June 1, 2021)	24,109	24,097	99,422
Zero coupon subordinated debentures, Face value: $0.0 million at June 30, 2016, $0.0 million at December 31, 2015 and $6.9 million at June 30, 2015, respectively (due December 31, 2015)	0	0	6,628
Total liabilities	337,397	380,226	292,346
Redeemable noncontrolling interests from discontinued operations	0	0	5,943
Commitments and contingencies (Note J)
GAMCO Investors, Inc. stockholders' equity
Preferred stock, $.001 par value; 10,000,000 shares authorized; none issued and outstanding	0	0	0
Additional paid-in capital	2,417	345	297,494
Retained earnings (deficit)	18,155	(34,224)	648,231
Accumulated other comprehensive income	8,839	9,115	24,305
Treasury stock, at cost (4,801,829, 4,758,794 and 8,874,702 shares, respectively)	(252,927)	(251,596)	(405,633)
Total GAMCO Investors, Inc. stockholders' equity (deficit)	(223,483)	(276,327)	564,430
Noncontrolling interests from discontinued operations	0	0	2,689
Total equity (deficit)	(223,483)	(276,327)	567,119
Total liabilities and equity (deficit)	113,914	103,899	865,408
Class A [Member]
GAMCO Investors, Inc. stockholders' equity
Common stock	14	14	14
Class B [Member]
GAMCO Investors, Inc. stockholders' equity
Common stock	$ 19	$ 19	$ 19

Carrying amount due within one year of the balance sheet date from income tax receivables and deferred tax assets.

No definition available.

Name:	gbl_IncomeTaxReceivableAndDeferredTaxAssets
Namespace Prefix:	gbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

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.

+ References

No definition available.