Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 30, 2012	Apr. 30, 2011
Cash flows from operating activities:
Net income	$ 833	$ 413
Adjustments to reconcile net income to net cash provided by operating activities:
Rental asset depreciation expense	1,668	2,889
Purchases of rental assets	(2,930)	(5,869)
Property, equipment and improvements depreciation expense	3,781	4,155
Deferred income taxes	3	(456)
Loss on rental assets lost, stolen and defective	224	495
Loss on disposal or impairment of property and equipment, excluding rental assets	77	34
Non-cash stock-based compensation	164	302
Changes in operating assets and liabilities:
Merchandise inventories, net	8,894	519
Prepaid expenses and other current assets	2,483	621
Trade accounts payable	2,309	4,034
Accrued expenses and other current liabilities	384	(31)
Other assets and liabilities, net	(265)	271
Net cash provided by operating activities	17,625	7,377
Cash flows from investing activities:
Purchases of property, equipment and improvements	(1,609)	(3,376)
Net cash used in investing activities	(1,609)	(3,376)
Cash flows from financing activities:
Borrowings under revolving credit facility	98,194	122,754
Repayments under revolving credit facility	(115,543)	(128,089)
Purchase of treasury stock	(194)	(656)
Change in cash overdraft	2,945	1,881
Net cash used in financing activities	(14,598)	(4,110)
Net increase/(decrease) in cash and cash equivalents	1,418	(109)
Cash and cash equivalents at beginning of period	4,172	6,149
Cash and cash equivalents at end of period	$ 5,590	$ 6,040