Condensed Consolidated Balance Sheets (USD $)	May 31, 2014	Feb. 28, 2014
Current Assets:
Cash and Cash Equivalents	$ 25,647,673	$ 27,564,533
Accounts Receivable (Net of Allowance for Doubtful Accounts of $1,472,138 as of May 31, 2014 and $1,744,321 as of February 28, 2014)	131,226,689	116,127,857
Inventories:
Raw Material	65,925,226	64,817,203
Work-In-Process	45,413,581	39,780,782
Finished Goods	2,912,068	2,982,860
Costs and Estimated Earnings In Excess of Billings On Uncompleted Contracts	31,618,788	27,221,952
Deferred Income Taxes	14,587,755	7,800,738
Prepaid Expenses and Other	12,597,611	9,884,798
Total Current Assets	329,929,391	296,180,723
Property, Plant and Equipment, Net	197,416,406	197,639,229
Goodwill	279,735,091	278,556,040
Intangibles and Other Assets, Net	176,458,606	180,877,043
Total Assets	983,539,494	953,253,035
Current Liabilities:
Accounts Payable	52,986,174	38,832,557
Income Tax Payables	7,435,522	5,358,594
Accrued Salaries and Wages	11,697,417	17,759,777
Other Accrued Liabilities	18,604,161	17,155,430
Customer Advance Payment	33,048,627	33,733,099
Profit Sharing	8,933,326	7,310,000
Long Term Debt Due Within One Year	21,785,714	20,848,214
Billings In Excess of Costs and Estimated Earnings On Uncompleted Contracts	3,514,832	3,018,379
Total Current Liabilities	158,005,773	144,016,050
Long Term Accrued Liabilities Due After One Year	9,120,723	9,120,723
Long-Term Debt Due After One Year	378,607,143	384,767,857
Deferred Income Taxes	45,864,821	39,435,143
Shareholders' Equity:
Common Stock, $1 Par Value, Shares Authorized 100,000,000 (25,650,270 Shares at May 31, 2014 and 25,577,205 Shares at February 28, 2014)	25,650,270	25,577,205
Capital In Excess of Par Value	23,580,488	21,954,777
Retained Earnings	350,735,426	339,399,556
Accumulated Other Comprehensive Income	(8,025,150)	(11,018,276)
Total Shareholders' Equity	391,941,034	375,913,262
Total Liabilities and Shareholders' Equity	$ 983,539,494	$ 953,253,035