v3.20.1

EMPLOYEE BENEFIT PLANS - Additional Information (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]
Defined contribution plan vesting period	5 years		6 years
Proceeds from term loan	$ 775,740
Number of shares purchase	77,574
Share price (in dollars per share)	$ 10.00
Compensation expense	$ 5,695
Shares not yet released			71,820
Defined contribution plan vesting percentage			20.00%
Aggregate market value of shares not yet released			$ 675,117
Supplemental Executive Retirement Plan (SERP) \| Executive Officer
Defined Benefit Plan Disclosure [Line Items]
Other liabilities included in SERP	125,000		$ 119,000
Expenses included in employee benefits	6,000	$ 9,000
Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Contribution made to the pension plan	$ 500,000

Percentage of employer's contributions to a defined contribution plan that vests in a given year.

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Represents information about defined contribution plan vesting period.

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- Definition

The amount of plan compensation cost recognized during the period.

+ References

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- Definition

Represents value for shares held in ESOP, committed-to-be-released.

+ References

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- Definition

Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services.

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- Definition

Amount of contribution received by defined benefit plan from employer which increases plan assets.

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- Definition

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

Sum of the allocated, committed-to-be-released and suspense shares of the entity held by the plan.

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- Definition

Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans.

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- Definition

The cash inflow from the financed defined contribution plan to acquire shares of the entity. The plan initially holds the shares in a suspense account, which is collateral for the loan. As the plan makes payment on the debt, the shares are released from the suspense account and become available to be allocated to participant accounts.

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- Definition

Price of a single share of a number of saleable stocks of a company.

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- Definition

Number of committed-to-be-released shares held by the Employee Stock Option Plan at balance sheet date. Committed-to-be-released shares are shares that will be released in the future and will be allocated to employees for services rendered in an accounting period. These shares are legally released from suspense and from serving as collateral for ESOP debt as a result of payment of debt service.

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Seneca Financial Corp. 10-Q