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Consolidated Statements of Cash Flows (Unaudited) (USD $) | 9 Months Ended
--- | ---
May 31, 2013 | May 31, 2012
Cash flows from operating activities: |  |
Net loss | $ (3,044,878) | $ (4,145,260)
Adjustments to reconcile net loss to net cash used for operating activities: |  |
Imputed interest on Tap Participation Fee payable to HP A&M | 2,416,619 | 2,586,780
Depreciation, depletion and other non-cash items | 231,822 | 230,370
Interest accrued on agriculture land promissory notes | 67,383 |
Stock-based compensation expense | 42,252 | 42,257
Interest income and other non-cash items | 1,763 | 3,085
Interest added to receivable from Rangeview Metropolitan District | (9,004) | (9,037)
Interest added to construction proceeds receivable |  | (14,786)
Changes in operating assets and liabilities: |  |
Trade accounts receivable | (136,033) | 44,381
Prepaid expenses | 16,794 | (20,541)
HP A&M Receivable | (462,730) |
Sky Ranch #5 Receivable | (57,123) |
Accounts payable and accrued liabilities | (116,004) | 41,045
Deferred revenues | 33,527 | (41,852)
Deferred income- oil & gas lease | (310,860) | (310,860)
Net cash used in operating activities | (1,326,472) | (1,594,418)
Cash flows from investing activities: |  |
Sales and maturities of marketable securities | 1,101,367 | 3,022,466
Purchase of marketable securities |  | (1,234,967)
Investments in water, water systems, and land | (298,772) | (68,855)
Purchase of property and equipment | (34,000) | (3,894)
Proceeds from sale of collateral stock | 3,415,000 |
Net cash provided by investing activities | 4,183,595 | 1,714,750
Cash flows from financing activities: |  |
Arapahoe County construction proceeds | 291,662 | 54,798
Payments to contingent liability holders | (16,535) | (3,520)
Payments made on promissory notes payable | (1,686,340) |
Net cash (used in) provided by financing activities | (1,411,213) | 51,278
Net change in cash and cash equivalents | 1,445,910 | 171,610
Cash and cash equivalents - beginning of period | 1,623,517 | 71,795
Cash and cash equivalents - end of period | $ 3,069,427 | $ 243,405

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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
Name: | us-gaap_ShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration