LONG TERM DEBT AND NOTES PAYABLE TO BANK (Interest Rate Swap) (Details) (USD $)	Mar. 31, 2013 derivatives
Derivative contract - interest rate swap [Member]
Derivative [Line Items]
Number of interest rate derivatives	3
Average interest rate, interest rate swaps	5.80%
Fair value of liability	$ 186,900
Cash balance used as collateral for hedged item	250,800
Interest Rate Swap 1 [Member]
Derivative [Line Items]
Notional amount	4,100,000
Interest Rate Swap 2 [Member]
Derivative [Line Items]
Notional amount	1,700,000
Interest Rate Swap 3 [Member]
Derivative [Line Items]
Notional amount	$ 387,400