Quarterly report pursuant to Section 13 or 15(d)

Supplemental Condensed Consolidating Statement of Cash Flows (Details)

v2.4.0.6
Supplemental Condensed Consolidating Statement of Cash Flows (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Condensed Financial Statements, Captions [Line Items]    
Net Cash Provided by (Used in) Operating Activities $ 17,877 $ (39,712)
Cash Flows from Investing Activities:    
Purchases of property and equipment (19,445) (54,272)
Proceeds from disposition of property and equipment 19,099 2,935
Cash settlements on derivative transactions, net 0 (98)
Principal payments on notes due from equity investees 535 439
Principal payments on third party notes receivable, net 347 346
Net cash provided by (used in) investing activities 536 (50,650)
Cash Flows from Financing Activities:    
Proceeds from issuance of long-term debt 15,000 38,000
Payments on long-term debt (15,697) (697)
Dividends paid on Series A preferred stock (4,953) 0
Proceeds and tax benefits from share award plans 89 0
Proceeds from SEACOR on the settlement of stock options 706 0
Net cash provided by (used in) financing activities (4,855) 37,303
Effects of Exchange Rate Changes on Cash and Cash Equivalents (31) 810
Net Increase (Decrease) in Cash and Cash Equivalents 13,527 (52,249)
Cash and Cash Equivalents, Beginning of Period 11,505 79,122
Cash and Cash Equivalents, End of Period 25,032 26,873
Parent Company Only [Member]
    
Condensed Financial Statements, Captions [Line Items]    
Net Cash Provided by (Used in) Operating Activities 10,502 (75,272)
Cash Flows from Investing Activities:    
Purchases of property and equipment 0 0
Proceeds from disposition of property and equipment 0 0
Cash settlements on derivative transactions, net   0
Principal payments on notes due from equity investees 0 0
Principal payments on third party notes receivable, net 0 0
Net cash provided by (used in) investing activities 0 0
Cash Flows from Financing Activities:    
Proceeds from issuance of long-term debt 15,000 38,000
Payments on long-term debt (15,000) 0
Dividends paid on Series A preferred stock (4,953)  
Proceeds and tax benefits from share award plans 89  
Proceeds from SEACOR on the settlement of stock options 706  
Net cash provided by (used in) financing activities (4,158) 38,000
Effects of Exchange Rate Changes on Cash and Cash Equivalents (105) 593
Net Increase (Decrease) in Cash and Cash Equivalents 6,239 (36,679)
Cash and Cash Equivalents, Beginning of Period 2,258 63,044
Cash and Cash Equivalents, End of Period 8,497 26,365
Guarantor Subsidiaries [Member]
    
Condensed Financial Statements, Captions [Line Items]    
Net Cash Provided by (Used in) Operating Activities 6,884 34,967
Cash Flows from Investing Activities:    
Purchases of property and equipment (19,445) (54,272)
Proceeds from disposition of property and equipment 19,099 2,935
Cash settlements on derivative transactions, net   (98)
Principal payments on notes due from equity investees 535 439
Principal payments on third party notes receivable, net 347 346
Net cash provided by (used in) investing activities 536 (50,650)
Cash Flows from Financing Activities:    
Proceeds from issuance of long-term debt 0 0
Payments on long-term debt (697) (697)
Dividends paid on Series A preferred stock 0  
Proceeds and tax benefits from share award plans 0  
Proceeds from SEACOR on the settlement of stock options 0  
Net cash provided by (used in) financing activities (697) (697)
Effects of Exchange Rate Changes on Cash and Cash Equivalents 74 810
Net Increase (Decrease) in Cash and Cash Equivalents 6,797 (15,570)
Cash and Cash Equivalents, Beginning of Period 8,558 16,078
Cash and Cash Equivalents, End of Period 15,355 508
Non-Guarantor Subsidiaries [Member]
    
Condensed Financial Statements, Captions [Line Items]    
Net Cash Provided by (Used in) Operating Activities 491 0
Cash Flows from Investing Activities:    
Purchases of property and equipment 0 0
Proceeds from disposition of property and equipment 0 0
Cash settlements on derivative transactions, net   0
Principal payments on notes due from equity investees 0 0
Principal payments on third party notes receivable, net 0 0
Net cash provided by (used in) investing activities 0 0
Cash Flows from Financing Activities:    
Proceeds from issuance of long-term debt 0 0
Payments on long-term debt 0 0
Dividends paid on Series A preferred stock 0  
Proceeds and tax benefits from share award plans 0  
Proceeds from SEACOR on the settlement of stock options 0  
Net cash provided by (used in) financing activities 0 0
Effects of Exchange Rate Changes on Cash and Cash Equivalents 0 0
Net Increase (Decrease) in Cash and Cash Equivalents 491 0
Cash and Cash Equivalents, Beginning of Period 689 0
Cash and Cash Equivalents, End of Period 1,180 0
Eliminations [Member]
    
Condensed Financial Statements, Captions [Line Items]    
Net Cash Provided by (Used in) Operating Activities 0 593
Cash Flows from Investing Activities:    
Purchases of property and equipment 0 0
Proceeds from disposition of property and equipment 0 0
Cash settlements on derivative transactions, net   0
Principal payments on notes due from equity investees 0 0
Principal payments on third party notes receivable, net 0 0
Net cash provided by (used in) investing activities 0 0
Cash Flows from Financing Activities:    
Proceeds from issuance of long-term debt 0 0
Payments on long-term debt 0 0
Dividends paid on Series A preferred stock 0  
Proceeds and tax benefits from share award plans 0  
Proceeds from SEACOR on the settlement of stock options 0  
Net cash provided by (used in) financing activities 0 0
Effects of Exchange Rate Changes on Cash and Cash Equivalents 0 (593)
Net Increase (Decrease) in Cash and Cash Equivalents 0 0
Cash and Cash Equivalents, Beginning of Period 0 0
Cash and Cash Equivalents, End of Period $ 0 $ 0