Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 55,049	$ 72,600
Restricted cash	9,850
Due from charterers, net of a reserve of $484 and $488, respectively	12,141	11,714
Prepaid expenses and other current assets	20,327	18,146
Total current assets	97,367	102,460
Noncurrent assets:
Vessels, net of accumulated depreciation of $629,953 and $597,214, respectively	2,629,691	2,662,403
Deferred drydock, net of accumulated amortization of $9,010 and $8,086, respectively	11,909	12,037
Other assets, net of accumulated amortization of $14,997 and $13,162, respectively	27,726	29,561
Fixed assets, net of accumulated depreciation and amortization of $3,539 and $3,311, respectively	5,092	5,258
Other noncurrent assets	514	514
Restricted cash	300	10,150
Investments	30,591	20,988
Total noncurrent assets	2,705,823	2,740,911
Total assets	2,803,190	2,843,371
Current liabilities:
Accounts payable and accrued expenses	23,833	23,667
Current portion of long-term debt	1,312,189
Current interest payable	13,199
Convertible senior note payable	112,097
Deferred revenue	1,088	1,324
Current portion of lease obligations	614	682
Fair value of derivative instruments	13,754	7
Total current liabilities	1,476,774	25,680
Noncurrent liabilities:
Long-term lease obligations	2,658	2,465
Time charters acquired	286	418
Fair value of derivative instruments		16,045
Convertible senior note payable		110,918
Long-term interest payable		13,199
Long-term debt	101,250	1,413,439
Total noncurrent liabilities	104,194	1,556,484
Total liabilities	1,580,968	1,582,164
Commitments and contingencies
Genco Shipping & Trading Limited shareholders' equity:
Common stock, par value $0.01; 100,000,000 shares authorized; issued and outstanding 44,270,273 shares at March 31, 2013 and December 31, 2012	443	443
Additional paid-in capital	864,120	863,303
Accumulated other comprehensive income (loss)	63	(11,841)
Retained earnings	166,226	214,391
Total Genco Shipping & Trading Limited shareholders' equity	1,030,852	1,066,296
Noncontrolling interest	191,370	194,911
Total equity	1,222,222	1,261,207
Total liabilities and equity	$ 2,803,190	$ 2,843,371