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v3.21.2

Summary of Significant Accounting Policies, Intangible Assets (FY) (Details) | 9 Months Ended | 12 Months Ended
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Sep. 30, 2021 | Dec. 31, 2020
Intangible Assets [Abstract] |  |
Intangible assets amortization period | 10 years 6 months | 13 years 2 months 12 days
Minimum |  |
Intangible Assets [Abstract] |  |
Intangible assets amortization period |  | 5 years
Maximum |  |
Intangible Assets [Abstract] |  |
Intangible assets amortization period |  | 15 years

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- References No definition available. + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration

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- Details
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- Details
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