Condensed Consolidated Balance Sheets (USD $)	Aug. 31, 2014	Feb. 28, 2014
Current Assets:
Cash and Cash Equivalents	$ 41,626,655	$ 27,564,533
Accounts Receivable (Net of Allowance for Doubtful Accounts of $1,600,753 as of August 31, 2014 and $1,744,321 as of February 28, 2014)	113,353,807	116,127,857
Inventories:
Raw Material	65,567,032	64,817,203
Work-In-Process	46,822,055	39,780,782
Finished Goods	2,760,626	2,982,860
Costs and Estimated Earnings In Excess of Billings On Uncompleted Contracts	28,689,457	27,221,952
Deferred Income Taxes	8,109,889	7,800,738
Prepaid Expenses and Other	8,951,962	9,884,798
Total Current Assets	315,881,483	296,180,723
Property, Plant and Equipment, Net	196,170,466	197,639,229
Goodwill	282,563,853	278,556,040
Intangibles and Other Assets, Net	175,171,983	180,877,043
Total Assets	969,787,785	953,253,035
Current Liabilities:
Accounts Payable	49,733,186	38,832,557
Income Tax Payables	10,815,550	5,358,594
Accrued Salaries and Wages	10,306,151	17,759,777
Other Accrued Liabilities	21,762,669	17,155,430
Customer Advance Payment	34,929,791	33,733,099
Profit Sharing	2,812,947	7,310,000
Long Term Debt Due Within One Year	22,678,760	20,848,214
Billings In Excess of Costs and Estimated Earnings On Uncompleted Contracts	3,252,142	3,018,379
Total Current Liabilities	156,291,196	144,016,050
Other Liabilities, Noncurrent	0	9,120,723
Long-Term Debt Due After One Year	371,732,143	384,767,857
Deferred Income Taxes	38,797,797	39,435,143
Shareholders' Equity:
Common Stock, $1 Par Value, Shares Authorized 100,000,000 (25,668,404 Shares at August 31, 2014 and 25,577,205 Shares at February 28, 2014)	25,668,404	25,577,205
Capital In Excess of Par Value	25,050,965	21,954,777
Retained Earnings	360,912,825	339,399,556
Accumulated Other Comprehensive Income	(8,665,545)	(11,018,276)
Total Shareholders' Equity	402,966,649	375,913,262
Total Liabilities and Shareholders' Equity	$ 969,787,785	$ 953,253,035