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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
 3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Net cash provided by (used in) operating activities $ (1,924,375) $ 2,773,812
Cash flows from investing activities    
Additions to property, plant and equipment and construction in progress (1,103,291) (519,357)
Distribution of earnings from OC-BVI 242,400 202,631
Collections of loans receivable 450,341 423,525
Collections of loan receivable from OC-BVI   550,000
Payment for NSC option agreement (300,000)  
Net cash provided by (used in) investing activities (710,550) 656,799
Cash flows from financing activities    
Dividends paid (1,093,734) (1,090,005)
Issuance (repurchase) of redeemable preferred stock, net (2,705) (3,634)
Principal repayments of long term debt (8,897,334) (374,547)
Net cash provided by (used in) financing activities (9,993,773) (1,468,186)
Net increase (decrease) in cash and cash equivalents (12,628,698) 1,962,425
Cash and cash equivalents at beginning of period 37,624,179 46,130,237
Cash and cash equivalents at end of period 24,995,481 48,092,662
Interest paid in cash 286,922 310,838
Non-cash investing and financing activities    
Issuance of common stock to executive management for bonus payable 92,664 32,498
Dividends declared but not paid $ 1,095,119 $ 1,093,179