Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

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Significant Accounting Policies (FY) (Details)		12 Months Ended
Significant Accounting Policies (FY) (Details)	Jun. 10, 2020 shares	Dec. 31, 2019 USD ($) Segment shares	Jun. 09, 2020 shares	Mar. 31, 2020 shares	Dec. 31, 2018 USD ($) shares
Significant Accounting Policies [Abstract]
Common stock, shares issued (in shares)		600,090		600,090	548,590
Common stock, shares outstanding (in shares)		600,090		600,090	548,590
Segment Analysis [Abstract]
Number of reportable segments \| Segment		1
Subsequent Event [Member]
Significant Accounting Policies [Abstract]
Reverse stock split ratio	0.01
Common stock, shares issued (in shares)	600,090		60,009,005
Common stock, shares outstanding (in shares)	600,090		60,009,005
Minimum [Member]
Depreciation [Abstract]
Estimated useful lives		4 years
Maximum [Member]
Depreciation [Abstract]
Estimated useful lives		7 years
Fair Value, Level 2 [Member]
Fair Value of Financial Instruments [Abstract]
Securities owned \| $		$ 0			$ 0
Fair Value, Level 3 [Member]
Fair Value of Financial Instruments [Abstract]
Securities owned \| $		$ 0			$ 0