CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) - USD ($) $ in Thousands |
3 Months Ended | |||||
|---|---|---|---|---|---|---|
Sep. 30, 2026 |
Jun. 30, 2026 |
Mar. 31, 2026 |
Sep. 30, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
|
| Other comprehensive income, tax (benefit) | $ (36,568) | $ 233 | $ (6,428) | $ 11,315 | $ 3,924 | $ 6,957 |
| Dividends on common stock (in dollars per share) | $ 0.37 | $ 0.37 | $ 0.37 | $ 0.34 | $ 0.34 | $ 0.34 |
| Dividends on preferred stock (in dollars per share) | $ 171.88 | $ 171.88 | $ 171.88 | $ 171.88 | $ 171.88 | $ 171.88 |
| Stock purchased under stock repurchase plan, shares | 1,511,255 | 264,961 | ||||
| Issuance of common stock under Equity Compensation Plans, stock issuance for services rendered, and vesting of restricted stock, net of shares held for taxes | 32,376 | 128,630 | 283,610 | 37,351 | 16,146 | 228,311 |
| Morgan Stanley & Co. LLC [Member] | ||||||
| Issuance of common stock, shares | 11,338,028 | |||||
| Sandy Spring | ||||||
| Issuance of common stock, shares | 41,000,004 | |||||
| X | ||||||||||
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of tax expense (benefit) allocated to other comprehensive income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Aggregate dividends declared during the period for each share of preferred stock outstanding. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of shares of capital stock issued (purchased by employees) in connection with an employee stock ownership plan. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of shares that have been repurchased and retired during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
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