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Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) | 6 Months Ended
--- | ---
Jul. 31, 2013 | Jul. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income | $ 20,863,000 | $ 10,243,000
Removal of loss on discontinued operations |  | 285,000
Income from continuing operations | 20,863,000 | 10,528,000
Adjustments to reconcile income from continuing operations to net cash (used in) provided by continuing operating activities: |  |
Gains on the deconsolidation of variable interest entities | (2,444,000) |
Deferred income tax expense | 1,214,000 | 49,000
Stock option compensation expense | 759,000 | 568,000
Depreciation | 265,000 | 249,000
Amortization of purchased intangibles | 121,000 | 121,000
Changes in operating assets and liabilities: |  |
Accounts receivable, net | 9,880,000 | (6,012,000)
Costs and estimated earnings in excess of billings | 740,000 | (2,009,000)
Prepaid expenses and other assets | (2,194,000) | 1,429,000
Accounts payable and accrued expenses | (15,331,000) | 16,337,000
Billings in excess of costs and estimated earnings | (33,284,000) | 12,309,000
Net cash (used in) provided by continuing operating activities | (19,411,000) | 33,569,000
Net cash used in discontinued operating activities |  | (78,000)
Net cash (used in) provided by operating activities | (19,411,000) | 33,491,000
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Purchases of property, plant and equipment, net | (851,000) | (3,791,000)
Net cash used in investing activities | (851,000) | (3,791,000)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Loans to variable interest entities | (1,713,000) |
Deconsolidation of the cash of variable interest entities | (399,000) |
Net proceeds from the exercise of stock options and warrants | 149,000 | 610,000
Net cash (used in) provided by financing activities | (1,963,000) | 610,000
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS | (22,225,000) | 30,310,000
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD | 175,142,000 | 156,524,000
CASH AND CASH EQUIVALENTS, END OF PERIOD | 152,917,000 | 186,834,000
SUPPLEMENTAL CASH FLOW INFORMATION |  |
Cash paid for income taxes | $ 9,385,000 | $ 4,026,000

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