Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash Flows from Operating Activities:
Net (Loss) Income	$ (3,217)	$ 1,653
Adjustments to Reconcile Net (Loss) Income to Net Cash Provided by Operating Activities:
Depreciation	6,905	5,936
Amortization of Deferred Charges	4,286	1,913
Amortization of Intangible Assets	1,029	1,873
Deferred Tax	(905)
Non-Cash Share Based Compensation	447	273
Equity in Net Loss of Unconsolidated Entities	108	270
Loss (Gain) on Foreign Currency Exchange	84	(3,181)
Changes in:
Deferred Drydocking Charges	(1,775)	(2,722)
Accounts Receivable	3,620	(5,400)
Inventories and Other Current Assets	2,006	1,932
Other Assets	(500)	422
Accounts Payable and Accrued Liabilities	(2,020)	3,488
Other Long-Term Liabilities	(2,570)	6,053
Net Cash Provided by Operating Activities	7,498	12,510
Cash Flows from Investing Activities:
Principal payments received under Direct Financing Leases		558
Capital Improvements to Vessels and Other Assets	(5,884)	(3,612)
Investment in Unconsolidated Entities	(5,814)
Net Increase in Restricted Cash Account	2,499
Acquisition of United Ocean Services, LLC, net of cash acquired		(2,475)
Proceeds from Payments on Note Receivables	1,062	1,102
Net Cash (Used In) Investing Activities	(8,137)	(4,427)
Cash Flows from Financing Activities:
Issuance of Preferred Stock		23,438
Proceeds from Issuance of Debt	8,000	17,000
Repayment of Debt	(12,755)	(35,406)
Additions to Deferred Financing Charges	(62)	(396)
Dividends Paid	(3,119)	(1,826)
Net Cash (Used In) Provided by Financing Activities	(7,936)	2,810
Net (Decrease) Increase in Cash and Cash Equivalents	(8,575)	10,893
Cash and Cash Equivalents at Beginning of Period	20,010	19,868
Cash and Cash Equivalents at End of Period	$ 11,435	$ 30,761