Face (par) amount of debt instrument at time of issuance.

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Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Basis of presentation (Details) - USD ($) $ in Millions	Aug. 16, 2021	Oct. 16, 2020	May 01, 2020	Mar. 13, 2020
Basis of presentation [Abstract]
Proceeds from Public Offering	$ 11.2	$ 8.7
Shares sold in Public Offering (in shares)	842,375	1,380,000
PPP Loan [Member]
Basis of presentation [Abstract]
Face amount			$ 2.2
Revolving Credit Facility [Member]
Basis of presentation [Abstract]
Maximum borrowing capacity				$ 10.0