Consolidated Statements of Cash Flows (USD $)	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
Cash flows from operating activities
Net income	$ 1,795,508	$ 2,650,317
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation	1,144,569	786,257
Deferred income taxes	543,738	0
Gain on sale of property and equipment	(2,500)	(10,565)
Cash surrender value of life insurance	2,063	2,088
Changes in operating assets and liabilities
Accounts receivable and accrued billings	(1,554,050)	(2,739,755)
Construction inventory	93,698	92,650
Real estate inventory	(3,385)	184,975
Costs and estimated earnings in excess of billings on uncompleted contracts	744,301	(1,941,296)
Residential properties under construction	(356,135)	77,032
Income taxes recoverable	0	137
Prepaid expenses and other assets	(423,843)	(1,188,204)
Land and land development costs	(11,903)	(123,759)
Restricted cash	(62,512)	(41,637)
Accounts payable and accrued liabilities	551,384	3,068,270
Billings in excess of costs and estimated earnings on uncompleted contracts	(278,548)	(460,371)
Income taxes payable	(469,832)	39,414
Net cash provided by operating activities	1,712,553	395,553
Cash flows from investing activities
Proceeds from disposal of property and equipment	2,500	11,950
Proceeds from notes receivable	5,628	7,336
Purchases of property, buildings and equipment	(6,362,696)	(2,811,873)
Net cash used in investing activities	(6,354,568)	(2,792,587)
Cash flows from financing activities
Proceeds from notes payable	0	1,211,301
Repayments on notes payable	(538,785)	(247,920)
Installment loan repayments	(469,447)	0
Net cash (used in) provided by financing activities	(1,008,232)	963,381
Net decrease in cash and cash equivalents	(5,650,247)	(1,433,653)
Cash and cash equivalents at beginning of period	7,845,943	3,319,824
Cash and cash equivalents at end of period	2,195,696	1,886,171
Supplemental disclosure of cash flow information
Interest paid	132,055	46,964
Income taxes paid, net	971,205	11,681
Supplemental disclosure of non-cash investing and financing activities
Liability for equipment acquired	$ 239,914	$ 582,777

Liability attributable to billings in excess of costs under the percentage of completion contract accounting method representing the difference between contractually invoiced amounts billings and revenue recognized based, for example, on costs incurred to estimated total costs at period end or (ii) contractually invoiced amounts (billings) in excess of costs incurred and accumulated under the completed contract accounting method.

No definition available.