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Basis of Presentation and General Information - List of subsidiaries (Table) (Details)
 12 Months Ended
Dec. 31, 2022
Gargantua [Member]  
Property, Plant and Equipment [Line Items]  
DWT 209,529 [1]
Delivery Date April 2, 2015 [1]
Year Built 2015 [1]
Star Gina 2GR [Member]  
Property, Plant and Equipment [Line Items]  
DWT 209,475
Delivery Date February 26, 2016
Year Built 2016
Maharaj [Member]  
Property, Plant and Equipment [Line Items]  
DWT 209,472 [1]
Delivery Date July 15, 2015 [1]
Year Built 2015 [1]
Goliath [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,999 [1]
Delivery Date July 15, 2015 [1]
Year Built 2015 [1]
Star Leo [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,939
Delivery Date May 14, 2018
Year Built 2018
Star Laetitia [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,896
Delivery Date August 3, 2018
Year Built 2017
Star Ariadne [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,774
Delivery Date March 28, 2017
Year Built 2017
Star Virgo [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,774
Delivery Date March 1, 2017
Year Built 2017
Star Libra [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,727
Delivery Date June 6, 2016
Year Built 2016
Star Sienna [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,721
Delivery Date August 3, 2018
Year Built 2017
Star Marisa [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,671
Delivery Date March 11 2016
Year Built 2016
Star Karlie [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,566
Delivery Date August 3, 2018
Year Built 2016
Star Eleni [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,517
Delivery Date January 3, 2018
Year Built 2018
Star Magnanimus [Member]  
Property, Plant and Equipment [Line Items]  
DWT 207,490
Delivery Date March 26, 2018
Year Built 2018
Debbie H [Member]  
Property, Plant and Equipment [Line Items]  
DWT 206,823
Delivery Date May 28, 2019
Year Built 2019
Star Ayesha [Member]  
Property, Plant and Equipment [Line Items]  
DWT 206,814
Delivery Date July 15, 2019
Year Built 2019
Katie K [Member]  
Property, Plant and Equipment [Line Items]  
DWT 206,803
Delivery Date April 16, 2019
Year Built 2019
Leviathan [Member]  
Property, Plant and Equipment [Line Items]  
DWT 182,466
Delivery Date September 19, 2014
Year Built 2014
Peloreus [Member]  
Property, Plant and Equipment [Line Items]  
DWT 182,451
Delivery Date July 22, 2014
Year Built 2014
Star Claudine [Member]  
Property, Plant and Equipment [Line Items]  
DWT 181,258
Delivery Date July 6, 2018
Year Built 2011
Star Ophelia [Member]  
Property, Plant and Equipment [Line Items]  
DWT 180,716
Delivery Date July 6, 2018
Year Built 2010
Star Pauline [Member]  
Property, Plant and Equipment [Line Items]  
DWT 180,233
Delivery Date December 29, 2014
Year Built 2008
Star Martha [Member]  
Property, Plant and Equipment [Line Items]  
DWT 180,231
Delivery Date October 31, 2014
Year Built 2010
Pantagruel [Member]  
Property, Plant and Equipment [Line Items]  
DWT 180,140
Delivery Date July 11, 2014
Year Built 2004
Star Polaris [Member]  
Property, Plant and Equipment [Line Items]  
DWT 179,648
Delivery Date November 14, 2011
Year Built 2011
Star Borealis [Member]  
Property, Plant and Equipment [Line Items]  
DWT 179,601
Delivery Date September 9, 2011
Year Built 2011
Star Lyra [Member]  
Property, Plant and Equipment [Line Items]  
DWT 179,147
Delivery Date July 6, 2018
Year Built 2009
Star Bueno [Member]  
Property, Plant and Equipment [Line Items]  
DWT 178,978
Delivery Date January 26, 2021
Year Built 2010
Star Borneo [Member]  
Property, Plant and Equipment [Line Items]  
DWT 178,978
Delivery Date January 26, 2021
Year Built 2010
Star Marilena [Member]  
Property, Plant and Equipment [Line Items]  
DWT 178,977
Delivery Date January 26, 2021
Year Built 2010
Star Marianne [Member]  
Property, Plant and Equipment [Line Items]  
DWT 178,841
Delivery Date January 14, 2019
Year Built 2010
Star Janni [Member]  
Property, Plant and Equipment [Line Items]  
DWT 177,939
Delivery Date January 7, 2019
Year Built 2010
Star Angie [Member]  
Property, Plant and Equipment [Line Items]  
DWT 177,931
Delivery Date October 29, 2014
Year Built 2007
Big Fish [Member]  
Property, Plant and Equipment [Line Items]  
DWT 177,620
Delivery Date July 11, 2014
Year Built 2004
Kymopolia [Member]  
Property, Plant and Equipment [Line Items]  
DWT 176,948
Delivery Date July 11, 2014
Year Built 2006
Star Triumph [Member]  
Property, Plant and Equipment [Line Items]  
DWT 176,274
Delivery Date December 8, 2017
Year Built 2004
Star Scarlett [Member]  
Property, Plant and Equipment [Line Items]  
DWT 175,800
Delivery Date August 3, 2018
Year Built 2014
Star Audrey [Member]  
Property, Plant and Equipment [Line Items]  
DWT 175,125
Delivery Date August 3, 2018
Year Built 2011
Big Bang [Member]  
Property, Plant and Equipment [Line Items]  
DWT 174,109
Delivery Date July 11, 2014
Year Built 2007
Star Paola [Member]  
Property, Plant and Equipment [Line Items]  
DWT 115,259
Delivery Date August 3, 2018
Year Built 2011
Star Eva [Member]  
Property, Plant and Equipment [Line Items]  
DWT 106,659
Delivery Date August 3, 2018
Year Built 2012
Amami [Member]  
Property, Plant and Equipment [Line Items]  
DWT 98,648
Delivery Date July 11, 2014
Year Built 2011
Madredeus [Member]  
Property, Plant and Equipment [Line Items]  
DWT 98,648
Delivery Date July 11, 2014
Year Built 2011
Star Sirius [Member]  
Property, Plant and Equipment [Line Items]  
DWT 98,648
Delivery Date March 7, 2014
Year Built 2011
Star Vega [Member]  
Property, Plant and Equipment [Line Items]  
DWT 98,648
Delivery Date February 13, 2014
Year Built 2011
Star Aphrodite [Member]  
Property, Plant and Equipment [Line Items]  
DWT 92,006
Delivery Date August 3, 2018
Year Built 2011
Star Piera [Member]  
Property, Plant and Equipment [Line Items]  
DWT 91,952
Delivery Date August 3, 2018
Year Built 2010
Star Despoina [Member]  
Property, Plant and Equipment [Line Items]  
DWT 91,945
Delivery Date August 3, 2018
Year Built 2010
Star Kamila [Member]  
Property, Plant and Equipment [Line Items]  
DWT 87,001
Delivery Date September 3, 2014
Year Built 2005
Star Electra [Member]  
Property, Plant and Equipment [Line Items]  
DWT 83,494
Delivery Date July 6, 2018
Year Built 2011
Star Angelina [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,953
Delivery Date December 5, 2014
Year Built 2006
Star Gwyneth [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,703
Delivery Date December 5, 2014
Year Built 2006
Star Luna [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,687
Delivery Date July 6, 2018
Year Built 2008
Star Bianca [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,672
Delivery Date July 6, 2018
Year Built 2008
Pendulum [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,578
Delivery Date July 11, 2014
Year Built 2006
Star Maria [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,578
Delivery Date November 5, 2014
Year Built 2007
Star Markella [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,574
Delivery Date September 29, 2014
Year Built 2007
Star Jeanette [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,567
Delivery Date August 3, 2018
Year Built 2014
Star Danai [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,554
Delivery Date October 21, 2014
Year Built 2006
Star Elizabeth [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,430
Delivery Date May 25, 2021
Year Built 2021
Star Pavlina [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,361
Delivery Date June 16, 2021
Year Built 2021
Star Georgia [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,281
Delivery Date October 14, 2014
Year Built 2006
Star Sophia [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,252
Delivery Date October 31, 2014
Year Built 2007
Star Mariella [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,249
Delivery Date September 19, 2014
Year Built 2006
Star Moira [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,220
Delivery Date November 19, 2014
Year Built 2006
Star Renee [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,204
Delivery Date December 18, 2014
Year Built 2006
Star Laura [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,192
Delivery Date December 8, 2014
Year Built 2006
Star Jennifer [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,192
Delivery Date April 15, 2015
Year Built 2006
Star Mona [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,188
Delivery Date July 6, 2018
Year Built 2012
Star Nasia [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,183
Delivery Date August 29, 2014
Year Built 2006
Star Astrid [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,158
Delivery Date July 6, 2018
Year Built 2012
Star Helena [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,150
Delivery Date December 29, 2014
Year Built 2006
Star Nina [Member]  
Property, Plant and Equipment [Line Items]  
DWT 82,145
Delivery Date January 5, 2015
Year Built 2006
Star Alessia [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,944
Delivery Date August 3, 2018
Year Built 2017
Star Calypso [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,918
Delivery Date July 6, 2018
Year Built 2014
Star Suzanna [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,644
Delivery Date May 15, 2017
Year Built 2013
Star Charis [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,643
Delivery Date March 22, 2017
Year Built 2013
Mercurial Virgo [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,502
Delivery Date July 11, 2014
Year Built 2013
Stardust [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,502
Delivery Date July 6, 2018
Year Built 2011
Star Sky [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,466
Delivery Date July 6, 2018
Year Built 2010
Star Lambada [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,272
Delivery Date March 16, 2021
Year Built 2016
Star Capoeira [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,253
Delivery Date March 16, 2021
Year Built 2015
Star Carioca [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,199
Delivery Date March 16, 2021
Year Built 2015
Star Macarena [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,198
Delivery Date March 6, 2021
Year Built 2016
Star Lydia [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,187
Delivery Date August 3, 2018
Year Built 2013
Star Nicole [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,120
Delivery Date August 3, 2018
Year Built 2013
Star Virginia [Member]  
Property, Plant and Equipment [Line Items]  
DWT 81,061
Delivery Date August 3, 2018
Year Built 2015
Star Genesis [Member]  
Property, Plant and Equipment [Line Items]  
DWT 80,705
Delivery Date July 6, 2018
Year Built 2010
Star Flame [Member]  
Property, Plant and Equipment [Line Items]  
DWT 80,448
Delivery Date July 6, 2018
Year Built 2011 
Star Iris [Member]  
Property, Plant and Equipment [Line Items]  
DWT 76,390
Delivery Date September 8, 2014
Year Built 2004
Star Emily [Member]  
Property, Plant and Equipment [Line Items]  
DWT 76,339
Delivery Date September 16, 2014
Year Built 2004
Idee Fixe [Member]  
Property, Plant and Equipment [Line Items]  
DWT 63,437
Delivery Date March 25, 2015
Year Built 2015
Roberta [Member]  
Property, Plant and Equipment [Line Items]  
DWT 63,404
Delivery Date March 31, 2015
Year Built 2015
Laura [Member]  
Property, Plant and Equipment [Line Items]  
DWT 63,377
Delivery Date April 7, 2015
Year Built 2015
Star Athena [Member]  
Property, Plant and Equipment [Line Items]  
DWT 63,371
Delivery Date May 19, 2021
Year Built 2015
Kaley [Member]  
Property, Plant and Equipment [Line Items]  
DWT 63,261
Delivery Date June 26, 2015
Year Built 2015
Kennadi [Member]  
Property, Plant and Equipment [Line Items]  
DWT 63,240 [1]
Delivery Date January 8, 2016 [1]
Year Built 2016 [1]
Mackenzie [Member]  
Property, Plant and Equipment [Line Items]  
DWT 63,204 [1]
Delivery Date March 2, 2016 [1]
Year Built 2016 [1]
Star Apus [Member]  
Property, Plant and Equipment [Line Items]  
DWT 63,123
Delivery Date July 16, 2019
Year Built 2014
Star Bovarius [Member]  
Property, Plant and Equipment [Line Items]  
DWT 61,571
Delivery Date March 16, 2021
Year Built 2015
Star Subaru [Member]  
Property, Plant and Equipment [Line Items]  
DWT 61,521
Delivery Date March 16, 2021
Year Built 2015
Star Wave [Member]  
Property, Plant and Equipment [Line Items]  
DWT 61,491
Delivery Date July 6, 2018
Year Built 2017
Star Challenger [Member]  
Property, Plant and Equipment [Line Items]  
DWT 61,462 [1]
Delivery Date December 12, 2013 [1]
Year Built 2012 [1]
Star Fighter [Member]  
Property, Plant and Equipment [Line Items]  
DWT 61,455 [1]
Delivery Date December 30, 2013 [1]
Year Built 2013 [1]
Honey Badger [Member]  
Property, Plant and Equipment [Line Items]  
DWT 61,324 [1]
Delivery Date February 27, 2015 [1]
Year Built 2015 [1]
Star Lutas [Member]  
Property, Plant and Equipment [Line Items]  
DWT 61,323 [1]
Delivery Date January 6, 2016 [1]
Year Built 2016 [1]
Wolverine [Member]  
Property, Plant and Equipment [Line Items]  
DWT 61,268 [1]
Delivery Date February 27, 2015 [1]
Year Built 2015 [1]
Star Antares [Member]  
Property, Plant and Equipment [Line Items]  
DWT 61,234 [1]
Delivery Date October 9, 2015 [1]
Year Built 2015 [1]
Star Monica [Member]  
Property, Plant and Equipment [Line Items]  
DWT 60,935
Delivery Date August 3, 2018
Year Built 2015
Star Aquarius [Member]  
Property, Plant and Equipment [Line Items]  
DWT 60,873
Delivery Date July 22, 2015
Year Built 2015
Star Pisces [Member]  
Property, Plant and Equipment [Line Items]  
DWT 60,873 [1]
Delivery Date August 7, 2015 [1]
Year Built 2015 [1]
Star Glory [Member]  
Property, Plant and Equipment [Line Items]  
DWT 58,680
Delivery Date July 6, 2018
Year Built 2012
Star Pyxis [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,615
Delivery Date August 19, 2019
Year Built 2013
Star Hydrus [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,604
Delivery Date August 8, 2019
Year Built 2013
Star Cleo [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,582
Delivery Date July 15, 2019
Year Built 2013
Diva [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,582
Delivery Date July 24, 2017
Year Built 2011
Star Centaurus [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,559
Delivery Date September 18, 2019
Year Built 2012
Star Hercules [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,545
Delivery Date July 16, 2019
Year Built 2012
Star Pegasus [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,540
Delivery Date July 15, 2019
Year Built 2013
Star Cepheus [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,539
Delivery Date July 16, 2019
Year Built 2012
Star Columba [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,530
Delivery Date July 23, 2019
Year Built 2012
Star Dorado [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,507
Delivery Date July 16, 2019
Year Built 2013
Star Aquila [Member]  
Property, Plant and Equipment [Line Items]  
DWT 56,506
Delivery Date July 15, 2019
Year Built 2012
Star Bright [Member]  
Property, Plant and Equipment [Line Items]  
DWT 55,783
Delivery Date October 10, 2018
Year Built 2010
Strange Attractor [Member]  
Property, Plant and Equipment [Line Items]  
DWT 55,715
Delivery Date July 11, 2014
Year Built 2006
Star Omicron [Member]  
Property, Plant and Equipment [Line Items]  
DWT 53,444
Delivery Date April 17, 2008
Year Built 2005
Star Zeta [Member]  
Property, Plant and Equipment [Line Items]  
DWT 52,994
Delivery Date January 2, 2008
Year Built 2003
Star Theta [Member]  
Property, Plant and Equipment [Line Items]  
DWT 52,425
Delivery Date December 6, 2007
Year Built 2003
Vessels in operation  
Property, Plant and Equipment [Line Items]  
DWT 14,072,068
[1] Subject to sale and lease back financing transaction (Note 7)