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Revenues

12 Months Ended

Dec. 31, 2018

Revenues [Abstract]

Time Charter And Voyage Revenue

Revenues

Revenues are comprised of the following:

		Year Ended December 31
		2016				2017				2018
Time charter revenue		$	108,487			$	146,533			$	191,977
Voyage charter revenue		—				1,095				1,113
Other income		5,472				6,412				8,458
Total		113,959				154,040				201,548

X

- Definition

This element represents the dislcosure of revenues, ballast bonus and other miscellaneous revenues generated from charterers, for the charter hire of vessels.

+ References

No definition available.

+ Details

Name:	sb_TimeCharterAndVoyageRevenueTextBlock
Namespace Prefix:	sb_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_RevenuesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration