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Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) | 6 Months Ended
--- | ---
May 31, 2014 | May 31, 2013
Cash flows from operations: |  |
Net income (loss) | $ (5,159) | $ 1,333,500
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |
Stock based compensation | 14,504 | 29,812
(Gain) on disposal of property, plant, and equipment | (958) | (604,245)
Depreciation expense | 441,230 | 370,084
Bad debt expense (recovery) | 10,939 | 3,229
Deferred income taxes | (25,003) | (97,147)
(Increase) decrease in: |  |
Accounts receivable | (288,590) | 408,979
Inventories | (945,760) | (492,088)
Income taxes receivable | (269,169) |
Other current assets | (371,738) | (28,120)
Increase (decrease) in: |  |
Accounts payable | 223,896 | 208,415
Contracts in progress, net | (8,375) | (995,529)
Customer deposits | 908,211 | 759,838
Income taxes payable |  | (622,085)
Accrued expenses | (133,590) | (279)
Net cash provided by (used in) operating activities | (449,562) | 274,364
Cash flows from investing activities: |  |
Purchases of property, plant, and equipment | (611,211) | (210,269)
Proceeds from sale of property | 958 | 835,536
Net cash provided by (used in) investing activities | (610,253) | 625,267
Cash flows from financing activities: |  |
Net change in line of credit | 714,740 |
Proceeds from term debt | 1,000,000 | 228,339
Repayment of term debt | (620,243) | (551,307)
Proceeds from the exercise of stock options | 7,760 |
Net cash provided by (used in) financing activities | 1,102,257 | (322,968)
Net increase in cash | 42,442 | 576,663
Cash at beginning of period | 207,950 | 1,546,609
Cash at end of period | 250,392 | 2,123,272
Cash paid during the period for: |  |
Interest | 176,564 | 169,202
Income taxes | $ 291,822 | $ 1,356,942

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X
- 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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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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