XML 17 R1.htm IDEA: XBRL DOCUMENT v3.19.1
Document and entity information
 12 Months Ended
Dec. 31, 2018
shares
Document and Entity information [Abstract]  
Document Type 20-F
Document period end date Dec. 31, 2018
Amendment flag false
Document Period Focus 2018
Document Fiscal Period Focus FY
Current fiscal year end date --12-31
Entity central index key 0001434754
Entity current reporting status Yes
Entity filer category Accelerated Filer
Entity registrant name SAFE BULKERS, INC.
Trading symbol SB
Entity voluntary filers No
Entity well-known seasoned issuer No
Entity common stock shares outstanding 103,005,748