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SUBSEQUENT EVENT	3 Months Ended
	Mar. 31, 2016
SUBSEQUENT EVENT [Abstract]
SUBSEQUENT EVENT	(12) SUBSEQUENT EVENT On April 15, 2016, the Company completed the purchase of the inland tank barge fleet of SEACOR Holdings Inc. (“Seacor”) from subsidiaries of Seacor for approximately $88,000,000 in cash.  The assets purchased consisted of 27 inland 30,000 barrel tank barges and 13 inland towboats, as well as one 30,000 barrel tank barge and one towboat currently under construction.   As part of the transaction, the Company transferred ownership to Seacor of a Florida-based ship docking tugboat.  Seacor, through its subsidiary, SCF Waxler Marine LLC, transported refined petroleum products, petrochemicals and black oil on the Mississippi River System and the Gulf Intracoastal Waterway.  The Company has not completed the final purchase price allocation at this time.

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The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

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