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Mortgage Servicing Rights (Tables)

3 Months Ended

Mar. 31, 2020

Mortgage Servicing Rights [Abstract]

Servicing Asset at Amortized Cost [Table Text Block]

($ in thousands)		2020				2019
Carrying amount, January 1		$	11,017			$	11,365
Mortgage servicing rights capitalized during the year			766				436
Mortgage servicing rights amortization during the year			(597	)			(255	)
Net change in valuation allowance			(2,212	)			(708	)
Carrying amount, March 31		$	8,974			$	10,838
Valuation allowance:
January 1		$	1,306			$	212
Increase (reduction)			2,212				708
March 31		$	3,518			$	920

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- References

No definition available.

+ Details

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Namespace Prefix:	sbfg_
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- Definition

Tabular disclosure of activity in the balance of servicing assets subsequently measured at amortized cost. Includes, but is not limited to, beginning and ending balances, additions, disposals, and amortization.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746

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