ACQUISITION OF REVERE BANK - Narrative (Details) $ / shares in Units, $ in Thousands	Apr. 01, 2020 USD ($) $ / shares shares	Mar. 31, 2020 USD ($) bank
Business Acquisition [Line Items]
Closing price (in dollars per share) \| $ / shares	$ 22.64
Total transaction value	$ 293,002
Assets	2,846,030
Provisional amount of goodwill recognized	$ 841
Sandy Spring Shareholders
Business Acquisition [Line Items]
Percentage of ownership in combined company	74.00%
Revere shareholders
Business Acquisition [Line Items]
Percentage of ownership in combined company	26.00%
Maryland-based Revere
Business Acquisition [Line Items]
Business acquisition rate of share exchange (in shares) \| shares	1.05
Closing price (in dollars per share) \| $ / shares	$ 22.64
Total transaction value		$ 293,000
Assets		$ 2,800,000
Number of banking offices \| bank		11

The rate of shares exchanged in business combination.

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- Definition

The provisional amount of goodwill recongnized and it to be finanlized within twelve months, arising from business combination.

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- Definition

Number of Banking Offices.

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- Definition

The percentage of voting share held in a newly acquired business

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
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Amount of assets acquired at the acquisition date.

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