Consolidated Statements of Cash Flows (Unaudited) (USD $)	6 Months Ended
	Jul. 31, 2013	Jul. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 1,667,000	$ 3,060,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	5,152,000	4,943,000
Amortization of debt issuance cost and debt discount	1,180,000	344,000
Allowance for doubtful accounts	(147,000)	129,000
Gain on investments	(51,000)	(37,000)
Deferred income taxes	0	128,000
Share based compensation	2,991,000	572,000
Changes in operating assets and liabilities (net of acquisitions):
Accounts receivable	1,792,000	(2,255,000)
Unbilled accounts receivable	(3,784,000)	(4,624,000)
Inventories	167,000	796,000
Prepaid expenses	(514,000)	(182,000)
Other assets	406,000	190,000
Income taxes, net	(1,947,000)	2,293,000
Accounts payable	(2,115,000)	(4,190,000)
Accrued expenses	(385,000)	(268,000)
Deferred income	1,793,000	645,000
Deferred compensation	117,000	61,000
Net cash provided by operating activities	6,322,000	1,605,000
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(2,525,000)	(3,609,000)
Investment in life insurance	(267,000)	(1,000)
Cash surrender of insurance policy	0	476,000
Acquisition of businesses, net of cash aquired	0	(3,116,000)
Investment in retirement funds	0	(281,000)
Net cash used in investing activities	(2,792,000)	(6,531,000)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from current and long-term debt	9,783,000	10,579,000
Repayments of current and long-term debt	(16,817,000)	(5,963,000)
Proceeds from stock options exercised	618,000	65,000
Tax benefit from restricted stock issuance and stock options exercised	73,000	55,000
Net cash (used) provided by financing activities	(6,343,000)	4,736,000
Effect of exchange rate changes on cash	(106,000)	91,000
Net decrease in cash and cash equivalents	(2,919,000)	(99,000)
Beginning cash and cash equivalents balance	8,875,000	4,335,000
ENDING CASH AND CASH EQUIVALENTS BALANCE	$ 5,956,000	$ 4,236,000