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Note 14 - Stockholders' Equity | 6 Months Ended
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Jun. 30, 2015
Stockholders' Equity Note [Abstract] |
Stockholders' Equity Note Disclosure [Text Block] | 14. STOCKHOLDERS' EQUITY: The following unaudited table summarizes stockholders' equity transactions for the three month period ended June 30, 2015:
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Accumulated |  |  |  |  |
|  |  |  |  |  |  |  |  |  | Additional |  |  |  |  |  |  | other |  |  | Total |
|  | Common stock |  |  | paid in |  |  |  |  |  |  | comprehensive |  |  | stockholders |
|  | Number |  |  | Amount |  |  | capital |  |  | Deficit |  |  | income |  |  | equity |
Balance, March 31, 2015 |  |  | 10,996,733 |  |  | $ | 13,975,005 |  |  | $ | 22,318,640 |  |  | $ | (4,121,340 | ) |  | $ | (1,167,233 | ) |  | $ | 31,005,072 |
Exercise of stock options |  |  | 112,656 |  |  |  | 469,394 |  |  |  | (169,922 | ) |  |  | - |  |  |  | - |  |  |  | 299,472 |
Repurchase and retirement of shares |  |  | (25,413 | ) |  |  | (32,783 | ) |  |  | (456,753 | ) |  |  | - |  |  |  | - |  |  |  | (489,536 | )
Stock-based compensation |  |  | - |  |  |  | - |  |  |  | 124,605 |  |  |  | - |  |  |  | - |  |  |  | 124,605 |
Income tax effect related to stock options exercised |  |  | - |  |  |  | - |  |  |  | 676,060 |  |  |  | - |  |  |  | - |  |  |  | 676,060 |
Net income for the period |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 2,284,995 |  |  |  | - |  |  |  | 2,284,995 |
Increase to reflect the present value of Redeemable non-controlling interest |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (12,150 | ) |  |  | - |  |  |  | (12,150 | )
Unrealized loss on foreign currency forward contracts treated as hedges |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (38,046 | ) |  |  | (38,046 | )
Reclassification to net income due to settlement of foreign currency forward contracts treated as hedges |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 371,955 |  |  |  | 371,955 |
Balance, June 30, 2015 |  |  | 11,083,976 |  |  | $ | 14,411,616 |  |  | $ | 22,492,630 |  |  | $ | (1,848,495 | ) |  | $ | (833,324 | ) |  | $ | 34,222,427 |
The following unaudited table summarizes stockholders' equity transactions for the six month period ended June 30, 2015:
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Accumulated |  |  |  |  |
|  |  |  |  |  |  |  |  |  | Additional |  |  |  |  |  |  | other |  |  | Total |
|  | Common stock |  |  | paid in |  |  |  |  |  |  | comprehensive |  |  | stockholders |
|  | Number |  |  | Amount |  |  | capital |  |  | Deficit |  |  | income |  |  | equity |
Balance, December 31, 2014 |  |  | 11,329,732 |  |  | $ | 14,130,059 |  |  | $ | 29,090,058 |  |  | $ | (6,955,283 | ) |  | $ | (622,441 | ) |  | $ | 35,642,393 |
Exercise of stock options |  |  | 187,653 |  |  |  | 830,343 |  |  |  | (282,888 | ) |  |  | - |  |  |  | - |  |  |  | 547,455 |
Repurchase and retirement of shares |  |  | (433,409 | ) |  |  | (548,786 | ) |  |  | (7,652,895 | ) |  |  | - |  |  |  | - |  |  |  | (8,201,681 | )
Stock-based compensation |  |  | - |  |  |  | - |  |  |  | 249,653 |  |  |  | - |  |  |  | - |  |  |  | 249,653 |
Income tax effect related to stock options exercised |  |  | - |  |  |  | - |  |  |  | 1,088,702 |  |  |  | - |  |  |  | - |  |  |  | 1,088,702 |
Net income for the period |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 5,118,938 |  |  |  | - |  |  |  | 5,118,938 |
Increase to reflect the present value of Redeemable non-controlling interest |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (12,150 | ) |  |  | - |  |  |  | (12,150 | )
Unrealized loss on foreign currency forward contracts treated as hedges |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (998,912 | ) |  |  | (998,912 | )
Reclassification to net income due to settlement of foreign currency forward contracts treated as hedges |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 788,029 |  |  |  | 788,029 |
Balance, June 30, 2015 |  |  | 11,083,976 |  |  | $ | 14,411,616 |  |  | $ | 22,492,630 |  |  | $ | (1,848,495 | ) |  | $ | (833,324 | ) |  | $ | 34,222,427 |
On January 8, 2015, the Company announced that it successfully concluded the Tender Offer that was previously announced on December 8, 2014. Under the terms of the offer, the Company repurchased an aggregate of 193,907 shares of its common stock at a purchase price of $18.50 per share, for a total of $3,587,280, excluding transaction costs of approximately $70,000. The purchase price and all transaction costs were funded from available cash. All shares purchased in the Tender Offer received the same price and all shares repurchased were immediately retired. As a result of the completion of the Tender Offer, as of January 7, 2015, the Company had 11,135,825 shares issued and outstanding. On February 11, 2015, the Company announced that its Board of Directors had approved a stock buyback program to repurchase up to $20 million of its common stock in the open market. Purchases will be made exclusively through the facilities of the NASDAQ Capital Market. The stock buyback program commenced on February 16, 2015 and will terminate on or before February 15, 2016. The Company repurchased 25,413 and 239,502 shares under this program during the three and six months ended June 30, 2015 for a total of $489,536 and $4,544,592, respectively. On March 5, 2014, the Company announced a stock buyback program to repurchase up to $20 million of the Company's common stock over the 12-month period that commenced on March 4, 2014. The Company repurchased 6,092 shares under this program during the six months ended June 30, 2014 (none of which occurred during the quarter ended June 30, 2014) for a total of $82,286.

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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(d),(e)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21484-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21488-112644 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB TOPIC 4.C) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187143-122770 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Preferred Stock -URI http://asc.fasb.org/extlink&oid=6521494 Reference 12: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 13: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21564-112644 Reference 14: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E Reference 15: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section C + Details
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