CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash Flows from Operating Activities:
Net Income	$ 1,653	$ 7,936
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation	5,936	6,521
Amortization of Deferred Charges	1,913	1,789
Amortization of Intangible Assets	1,873	643
Non-Cash Share Based Compensation	273	340
Equity in Net Income of Unconsolidated Entities	270	70
Gain on Sale of Assets	0	(3,799)
Gain on Sale of Investments	0	(42)
Gain on Foreign Currency Exchange	(3,181)	(3,648)
Changes in:
Deferred Drydocking Charges	(2,722)	(1,924)
Accounts Receivable	(5,400)	(3,637)
Inventories and Other Current Assets	1,932	121
Other Assets	422	1,714
Accounts Payable and Accrued Liabilities	3,488	429
Other Long-Term Liabilities	6,053	(3,627)
Net Cash Provided by Operating Activities	12,510	2,886
Cash Flows from Investing Activities:
Principal payments received under Direct Financing Leases	558	1,518
Capital Improvements to Vessels and Other Assets	(3,612)	(22,885)
Proceeds from Sale of Assets	0	130,315
Proceeds from Sale of Marketable Securities	0	5
Purchase of Marketable Securities	0	(135)
Investment in Unconsolidated Entities	0	(750)
Net Decrease/(Increase) in Restricted Cash Account	0	6,907
Acquisition of United Ocean Services, LLC	(2,475)	0
Proceeds from Note Receivables	1,102	1,185
Net Cash (Used In) Provided by Investing Activities	(4,427)	116,160
Cash Flows from Financing Activities:
Issuance of Preferred Stock	23,438	0
Proceeds from Issuance of Debt	17,000	31,175
Repayment of Debt	(35,406)	(134,292)
Additions to Deferred Financing Charges	(396)	(172)
Common Stock Dividends Paid	(1,826)	(3,004)
Net Cash Provided by (Used In) Financing Activities	2,810	(106,293)
Net Increase in Cash and Cash Equivalents	10,893	12,753
Cash and Cash Equivalents at Beginning of Period	19,868	21,437
Cash and Cash Equivalents at End of Period	$ 30,761	$ 34,190