Restricted Cash	6 Months Ended
Jul. 31, 2013
Restricted Cash [Abstract]
Restricted Cash	3. Restricted Cash In connection with a temporary importation of lease pool equipment, MSE has pledged approximately $636,000 in short-term deposits as of July 31, 2013 as collateral to secure import bonds posted with Russian customs authorities. Also, in connection with certain contracts, SAP has pledged approximately $83,000 in short-term time deposits as of July 31, 2013 to secure performance obligations under those contracts. The amount of security will be released as the contractual obligations are performed over the remaining terms of the contracts, which is estimated to be approximately two months. As these investments in short-term time deposits relate to financing activities, the securing of contract obligations, these transactions are reflected as a financing activities in the accompanying condensed consolidated statements of cash flows.

- Definition

The entire disclosure for cash and cash equivalent footnotes, which may include the types of deposits and money market instruments, applicable carrying amounts, restricted amounts and compensating balance arrangements. Cash and equivalents include: (1) currency on hand (2) demand deposits with banks or financial institutions (3) other kinds of accounts that have the general characteristics of demand deposits (4) short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Generally, only investments maturing within three months from the date of acquisition qualify.

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