| Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] |
Income taxes consist of the following: | | | Federal | | State and Local | | Total | | | March 31, 2015: | | | | | | | | | | | | Current | | | 608,589 | | | 382,232 | | | 990,821 | | | Deferred | | | 214,958 | | | 73,220 | | | 288,178 | | | Total | | | 823,547 | | | 455,452 | | | 1,278,999 | | | | | | | | | | | | | | | March 31, 2014: | | | | | | | | | | | | Current | | | | | | 31,068 | | | 31,068 | | | Deferred | | | (550,482) | | | (71,000) | | | (621,482) | | | Total | | | (550,482) | | | (39,932) | | | (590,414) | | |
| Schedule of Deferred Tax Assets and Liabilities [Table Text Block] |
The tax effects of temporary differences that give rise to deferred tax assets and deferred tax liabilities are presented below. | | | March 31, | | | | | 2015 | | 2014 | | | Deferred income tax assets: | | | | | | | | | Foreign currency transactions | | $ | 74,000 | | $ | 72,000 | | | Accounts receivable | | | 5,000 | | | 5,000 | | | Inventory | | | 518,000 | | | 304,000 | | | Stock based compensation | | | 2,440,000 | | | 2,125,000 | | | Amortization of intangibles | | | | | | 206,000 | | | Net operating loss carryforwards U.S. | | | 32,676,000 | | | 32,186,000 | | | Net operating loss carryforwards foreign | | | 1,990,000 | | | 1,974,000 | | | Other | | | 2,000 | | | 2,000 | | | | | | | | | | | | Total gross assets | | | 37,705,000 | | | 36,874,000 | | | Less: Valuation allowance | | | (37,668,000) | | | (36,401,000) | | | | | | | | | | | | Net deferred asset | | $ | 37,000 | | $ | 473,000 | | | | | | | | | | | | Deferred income tax liability: | | | | | | | | | Intangible assets acquired in acquisition of subsidiary | | $ | (629,444) | | $ | (629,444) | | | Intangible assets acquired in investment in GCP | | | (740,708) | | | (888,863) | | | | | | | | | | | | Net deferred income tax liability | | $ | (1,370,152) | | $ | (1,518,307) | | |