Basis of Presentation and General Information - Additional Information (Details)	Dec. 31, 2022 item
Noncontrolling Interest [Line Items]
Number of additional public common stock offerings	5
Number of additional public preferred stock offerings	3
Number of subsidiaries	64
Number of drybulk vessels	44
Number of newbuild vessels	9
Safe Bulkers \| Polys Hajioannou
Noncontrolling Interest [Line Items]
Ownership percentage by largest shareholder	40.70%

Number of successfully completed public common stock offerings.

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- Definition

Number of successfully completed public preferred stock offerings.

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- Definition

Number of drybulk vessels owned and operated as of period end

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- Definition

Number of newbuild vessels scheduled to be acquired as of period end.

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- Definition

Number of subsidiaries owned by the entity.

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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

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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