A textual description of the purchase or acquisition through business combination of an asset or business through a noncash (or part noncash) transaction. The description would be expected to include sufficient information to provide an understanding of the nature and purpose of the purchase or business combination, as well as the asset acquired and the noncash consideration given (that is, debt, stock, and so forth). Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4313-108586

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Business Acquisitions (Details) - USD ($) $ in Millions	1 Months Ended	9 Months Ended
Business Acquisitions (Details) - USD ($) $ in Millions	Feb. 29, 2020	Sep. 30, 2020	Jun. 30, 2020
Business Acquisitions (Details) [Line Items]
Acquisition, description	The aggregate purchase price consideration paid in connection with this stock acquisition was $10.7 million in cash, subject to customary closing working capital adjustments plus an earnout of up to $12.0 million contingent upon the achievement of certain financial targets to be paid upon the first, second and third anniversaries of the closing.
Acquisition costs			$ 0.4
Business Acquisition [Member]
Business Acquisitions (Details) [Line Items]
Business acquisition description		Alta Vista is headquartered in Oakland, California and has offices in California and New York. The purchase agreement calls for the Company to pay Alta Vista up to $15.1 million in the form of cash and stock consideration. The Company has accrued for $6.2 million of cash consideration to be paid subsequent to the balance sheet date within “Other Current Liabilities” on its unaudited Consolidated Balance Sheet. The Company issued 776,197 shares of Class B common stock to the former owners of Alta Vista and this represented $7.0 million of the total consideration paid. Total consideration may also be increased or decreased based on results in future years.