CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - The Morgan Group, Inc. [Member] - shares	Oct. 31, 2019	Nov. 01, 2019
Non-cash financing activity:
Stock acquired (in shares)	500,000
Associated Capital Group [Member]
Non-cash financing activity:
Percentage of outstanding common stock to be held	100.00%	100.00%

Number of shares of equity interests issued or issuable to acquire entity.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

Name:	us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration