v3.26.1

CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Statement of Comprehensive Income [Abstract]
Net Income	$ 31,895	$ 31,464
Other comprehensive (loss) income:
Unrealized (losses) gains on AFS securities, net of tax benefit of $10.1 million for the three months ended March 31, 2026, and net of tax expense of $8.6 million for the three months ended March 31, 2025	(31,815)	27,428
Amortization of unrealized gains on securities transferred to HTM, net of tax benefit of $3 thousand for each of the three months ended March 31, 2026 and 2025	(11)	(11)
Reclassification adjustment for losses included in net income, net of tax benefit of $10.0 million for the three months ended March 31, 2026	29,450	0
Unrealized losses on derivatives designated as fair value hedges, net of reclassifications to income, net of tax benefit of $0.1 million for the three months ended March 31, 2025	0	(270)
Unrealized gains on derivatives designated as cash flow hedges, net of reclassifications to income, net of tax expense of $0.3 million for the three months ended March 31, 2026	984	0
Total other comprehensive (loss) income	(1,392)	27,147
Comprehensive Income	$ 30,503	$ 58,611

Other Comprehensive Income (Loss), Fair Value Hedge, Gain (Loss), After Reclassification And Tax, Parent

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-URI https://asc.fasb.org/1943274/2147482790/220-10-45-17A

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- Definition

Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-9

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 10A
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-10A

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 11
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-11

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- References

No definition available.

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SEACOAST BANKING CORP OF FLORIDA 10-Q