Summary of Significant Accounting Policies (FY) (Details) - USD ($)		12 Months Ended
Jan. 04, 2021	Dec. 31, 2020	Jun. 30, 2021
Net Loss Per Ordinary Shares [Abstract]
Dilutive securities	$ 0	$ 0
Income Taxes [Abstract]
Unrecognized tax benefits	0	0	$ 0
Accrued interest and penalties	$ 0	$ 0	$ 0
Class B Ordinary Shares [Member] \| Sponsor [Member]
Net Loss Per Ordinary Shares [Abstract]
Ordinary shares subject to forfeiture (in shares)	487,500

Number of shares of common stock subject to forfeiture if the over-allotment option was not exercised by the underwriters.

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Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities.

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Amount of unrecognized tax benefits.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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