Condensed Consolidated Statements of Income (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Operating Revenues:
Overnight air cargo	$ 12,416,819	$ 12,062,070	$ 35,201,746	$ 35,228,575
Ground equipment sales	10,945,263	10,940,354	27,774,440	26,285,380
Ground support services	3,341,186	2,647,621	9,377,307	6,158,505
	26,703,268	25,650,045	72,353,493	67,672,460
Operating Expenses:
Flight-air cargo	5,139,155	4,947,424	14,538,786	14,369,938
Maintenance-air cargo	5,672,376	5,533,222	15,701,258	15,781,339
Ground equipment sales	9,344,448	9,526,057	23,909,201	22,985,652
Ground support services	2,220,193	1,783,466	6,743,992	4,199,530
General and administrative	3,235,425	2,883,580	9,156,267	8,074,063
Depreciation and amortization	105,129	74,992	312,843	191,703
	25,716,726	24,748,741	70,362,347	65,602,225
Operating Income	986,542	901,304	1,991,146	2,070,235
Non-operating Income:
Interest income, net	3,218	5,424	4,059	27,365
	3,218	5,424	4,059	27,365
Income Before Income Taxes	989,760	906,728	1,995,205	2,097,600
Income Taxes	357,000	328,000	718,000	758,000
Net Income	$ 632,760	$ 578,728	$ 1,277,205	$ 1,339,600
Earnings Per Share:
Basic (in Dollars per share)	$ 0.26	$ 0.24	$ 0.52	$ 0.55
Diluted (in Dollars per share)	$ 0.26	$ 0.24	$ 0.52	$ 0.55
Dividends Declared Per Share (in Dollars per share)			$ 0.25	$ 0.25
Weighted Average Shares Outstanding:
Basic (in Shares)	2,446,286	2,446,286	2,446,286	2,442,959
Diluted (in Shares)	2,447,349	2,446,286	2,450,837	2,447,440