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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) shares in Thousands, $ in Thousands | 6 Months Ended
--- | ---
Jul. 31, 2016 | Jul. 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net income | $ 37,419 | $ 26,685
Adjustments to reconcile net income to net cash provided by (used in) operating activities |  |
Impairment loss | 1,979 |
Stock option compensation expense | 1,270 | 1,057
Depreciation | 918 | 258
Amortization of purchased intangibles | 521 | 164
Other | (213) | (79)
Changes in operating assets and liabilities |  |
Accounts receivable | 31,484 | (5,774)
Prepaid expenses and other assets | (993) | (1,133)
Accounts payable and accrued expenses | 24,029 | (4,232)
Billings in excess of costs and estimated earnings, net | 16,293 | (46,032)
Net cash provided by (used in) operating activities | 112,707 | (29,086)
CASH FLOWS FROM INVESTING ACTIVITIES |  |
Purchases of short-term investments | (220,000) | (133,000)
Maturities of short-term investments | 114,000 | 16,000
Purchases of property, plant and equipment, net | (1,612) | (2,503)
Purchase of APC, net of cash acquired |  | (4,210)
Increase in notes receivable |  | (605)
Net cash used in investing activities | (107,612) | (124,318)
CASH FLOWS FROM FINANCING ACTIVITIES |  |
Distributions to joint venture partners | (7,500) |
Proceeds from the exercise of stock options | 4,217 | 1,000
Excess income tax benefit on exercised stock options (Note 2) |  | 356
Net cash (used in) provided by financing activities | (3,283) | 1,356
EFFECTS OF EXCHANGE RATE CHANGES ON CASH | 134 | 493
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 1,946 | (151,555)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD | 160,909 | 333,691
CASH AND CASH EQUIVALENTS, END OF PERIOD | 162,855 | 182,136
SUPPLEMENTAL CASH FLOW INFORMATION |  |
Cash paid for income taxes | $ 13,939 | $ 10,703
Common stock issued in connection with the acquisition of APC (noncash transaction, see Note 3) |  | 3,536

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X
- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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