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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Cash flows from operating activities |  |  |
Net income | $ 9,148,489 | $ 9,624,009 | $ 6,551,980
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation and amortization | 5,472,116 | 7,728,568 | 5,998,319
Bad debt expense | 32,933 | 62,909 | 0
Compensation expense relating to stock and stock option grants | 381,976 | 453,686 | 566,593
Net (gain) loss on disposal of fixed assets | 14,562 | (12,082) | 15,195
Foreign currency transaction adjustment | 244,225 | 0 | 0
Profit sharing and equity from earnings of OC-BVI | (1,337,352) | (2,464,773) | (588,331)
Impairment losses | 200,000 | 521,444 | 0
Unrealized (gain) loss on marketable securities | (17,137) | (73,966) | 3,628
Change in: |  |  |
Marketable securities | 0 | 0 | (8,500,000)
Accounts receivable | (6,387,463) | (4,092,859) | 3,709,123
Inventory | (65,637) | (922,840) | (239,386)
Prepaid expenses and other assets | (930,839) | (679,794) | 609,037
Accounts payable and other liabilities | 1,987,661 | 1,412,524 | 420,601
Net cash provided by (used in) operating activities | 8,743,534 | 11,556,826 | 8,546,759
Cash flows from investing activities |  |  |
Additions to property, plant and equipment and construction in progress | (4,315,389) | (4,574,173) | (14,057,876)
Proceeds from sale of equipment | 13,740 | 0 | 0
Distribution of earnings from OC-BVI | 1,439,250 | 2,287,650 | 202,631
Collections on loans receivable | 1,812,533 | 1,753,771 | 1,733,746
Collections on loan receivable from OC-BVI | 0 | 0 | 1,450,000
Payment for investment in land | (2,125,566) | 0 | 0
Payment for NSC option agreement | 0 | (300,000) | 0
Release of previously restricted cash balances | 0 | 7,500,000 | (7,500,000)
Net cash provided by (used in) investing activities | (3,175,432) | 6,667,248 | (18,171,499)
Cash flows from financing activities |  |  |
Dividends paid | (4,399,091) | (4,450,392) | (4,850,914)
Issuance (repurchase) of redeemable preferred stock, net | 9,313 | 1,154 | 1,542
Proceeds received from exercise of stock options | 500,505 | 0 | 0
Principal repayments of long term debt | (1,724,025) | (10,125,150) | (1,531,946)
Capital contribution from non-controlling interest | 142,105 | 135,000 | 0
Borrowings (repayment) of non-revolving credit facility | 0 | (7,500,000) | 7,500,000
Net cash provided by (used in) financing activities | (5,471,193) | (21,939,388) | 1,118,682
Effect of exchange rate changes on cash | (363,048) | (16,210) | 0
Net increase (decrease) in cash and cash equivalents | (266,139) | (3,731,524) | (8,506,058)
Cash and cash equivalents at beginning of period | 33,892,655 | 37,624,179 | 46,130,237
Cash and cash equivalents at end of period | $ 33,626,516 | $ 33,892,655 | $ 37,624,179

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- Definition The cash inflow from sale of machinery and equipment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=31814832&loc=SL4591552-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=31814832&loc=SL4591551-111686 + Details
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- Definition Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.5) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 5 -Article 5 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition Amount of unrealized gain (loss) recognized in the income statement on unsold other securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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