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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Jan. 31, 2016 | Jan. 31, 2015 | Jan. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net income | $ 50,204 | $ 43,455 | $ 43,344
Adjustments to reconcile net income to net cash (used in) provided by operating activities |  |  |
Deferred income tax expense | 3,421 | 896 | 1,701
Stock option compensation expense | 2,374 | 2,017 | 1,536
Depreciation | 779 | 551 | 549
Amortization of purchased intangible assets | 531 | 243 | 243
Gains on the deconsolidation of variable interest entities | (349) |  | (2,444)
Other | 107 |  |
Changes in operating assets and liabilities |  |  |
Accounts receivable | (12,194) | (3,879) | 1,294
Costs and estimated earnings in excess of billings | 1,972 | 72 | 722
Prepaid expenses and other assets | (2,751) | 501 | 598
Accounts payable and accrued expenses | (12,196) | 22,645 | (10,513)
Billings in excess of costs and estimated earnings | (64,930) | 26,828 | 61,377
Other Comprehensive loss | (565) |  |
Net cash (used in) provided by operating activities | (33,597) | 93,329 | 98,407
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Purchases of short-term investments | (252,000) |  |
Maturities of short-term investments | 138,000 |  |
Purchase of subsidiaries, net of cash acquired (Note 4) | (17,379) |  |
Purchases of property and equipment | (3,118) | (2,936) | (1,136)
Loans to energy project developers | (1,052) | (614) | (2,450)
Payments received on loans made to variable interest entities | 5,012 |  | 8,915
Net cash (used in) provided by investing activities | (130,537) | (3,550) | 5,329
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Cash dividends | (10,378) | (10,166) | (10,640)
Cash distributions to joint venture partner |  | (25,000) |
Proceeds from the exercise of stock options | 1,818 | 5,389 | 3,794
Excess income tax benefit on exercised stock options |  | 1,480 | 576
Excess income tax expense on exercised stock options | (86) |  |
Deconsolidation of the cash of variable interest entities | (2) |  | (399)
Net cash used in financing activities | (8,648) | (28,297) | (6,669)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS | (172,782) | 61,482 | 97,067
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR | 333,691 | 272,209 | 175,142
CASH AND CASH EQUIVALENTS, END OF YEAR | 160,909 | 333,691 | 272,209
SUPPLEMENTAL CASH FLOW INFORMATION: |  |  |
Cash paid for income taxes | $ 25,678 | $ 18,662 | $ 24,723
Common stock issued in connection with the acquisition of APC (noncash transaction, see Note 4) | 3,536 |  |

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- Definition The cash inflow associated with collection, whether partial or full, of long-term loans to a related party. Alternate caption: Proceeds from Advances to Affiliates. + References No definition available. + Details
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- Definition The cash inflow associated with the sale of securities that had been designated as held-to-maturity. Excludes proceeds from maturities, prepayments and calls by the issuer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=49167202&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569616-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591552-111686 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591551-111686 + Details
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- Definition The noncash expense that accounts for the value of stock or unit options distributed to employees as compensation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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- References No definition available. + Details
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