CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS	3 Months Ended
Apr. 30, 2016
CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS
CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS	NOTE 4 — CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS The Company considers all liquid investments with original maturities of three months or less at the time of purchase to be cash equivalents. Short-term investments as of April 30 and January 31, 2016 consisted solely of certificates of deposit purchased from the Bank of America (the “Bank”) with original maturities greater than 3 months but less than 12 months (the “CDs”). The Company has the intent and ability to hold these securities until they mature, and they are carried at cost plus accrued interest which approximates fair value. The total carrying value amounts as of April 30 and January 31, 2016 included accrued interest of $0.2 million and $0.1 million, respectively. Interest income is recorded when earned and is included in other income, net. As of April 30, 2016, the weighted average annual interest rate on the Company’s CDs was 0.80%. The Company has cash on deposit in excess of federally insured limits at the Bank, has purchased CDs and has liquid mutual fund investments at the Bank. Management does not believe that maintaining substantially all such assets with the Bank represents a material risk. The amounts of cash, cash equivalents and short-term investments in the condensed consolidated balance sheet as of April 30, 2016 included amounts held by the consolidated joint venture entities that are discussed in Note 3 above. Such amounts, which included cash and cash equivalents that amounted to $48.1 million, and short-term investments that amounted to $3.0 million, will be used to cover the remaining future construction costs incurred under the corresponding EPC Contracts and the remaining earnings distributions to the joint venture partners.

NOTE 4 — CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS

The Company considers all liquid investments with original maturities of three months or less at the time of purchase to be cash equivalents. Short-term investments as of April 30 and January 31, 2016 consisted solely of certificates of deposit purchased from the Bank of America (the “Bank”) with original maturities greater than 3 months but less than 12 months (the “CDs”). The Company has the intent and ability to hold these securities until they mature, and they are carried at cost plus accrued interest which approximates fair value. The total carrying value amounts as of April 30 and January 31, 2016 included accrued interest of $0.2 million and $0.1 million, respectively. Interest income is recorded when earned and is included in other income, net. As of April 30, 2016, the weighted average annual interest rate on the Company’s CDs was 0.80%.

The Company has cash on deposit in excess of federally insured limits at the Bank, has purchased CDs and has liquid mutual fund investments at the Bank. Management does not believe that maintaining substantially all such assets with the Bank represents a material risk.

The amounts of cash, cash equivalents and short-term investments in the condensed consolidated balance sheet as of April 30, 2016 included amounts held by the consolidated joint venture entities that are discussed in Note 3 above. Such amounts, which included cash and cash equivalents that amounted to $48.1 million, and short-term investments that amounted to $3.0 million, will be used to cover the remaining future construction costs incurred under the corresponding EPC Contracts and the remaining earnings distributions to the joint venture partners.