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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jun. 30, 2017 | Jun. 30, 2016
Operating activities: |  |
Net income (loss) | $ 60,276 | $ (38,567)
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |
Amortization and impairment of software development costs and licenses | 18,206 | 41,034
Depreciation and amortization | 7,743 | 7,378
Amortization and impairment of intellectual property | 8,181 | 0
Stock-based compensation | 24,071 | 15,100
Amortization of discount on Convertible Notes | 5,237 | 6,098
Gain on conversions of Convertible Notes | (1,103) | 0
Amortization of debt issuance costs | 188 | 381
Other, net | (9,669) | (3,171)
Changes in assets and liabilities: |  |
Restricted cash | (68,518) | (57,335)
Accounts receivable | (9,294) | 28,226
Inventory | 5,451 | 2,696
Software development costs and licenses | (71,829) | (62,392)
Prepaid expenses and other assets | (23,199) | (3,867)
Deferred revenue | (67,883) | (36,446)
Deferred cost of goods sold | 32,233 | 17,223
Accounts payable, accrued expenses and other liabilities | 71,281 | 36,394
Net cash used in operating activities | (18,628) | (47,248)
Investing activities: |  |
Change in bank time deposits | (24,999) | 78,691
Proceeds from available-for-sale securities | 45,705 | 29,795
Purchases of available-for-sale securities | (33,159) | (30,836)
Purchases of commercial paper | (7,989) | 0
Proceeds from commercial paper | 16,500 | 0
Purchases of fixed assets | (16,092) | (4,230)
Asset acquisition | (25,381) | 0
Payments for (Proceeds from) Investments | 0 | (1,350)
Proceeds from sale of long-term investment | 0 | (1,885)
Net cash (used in) provided by investing activities | (45,415) | 72,885
Financing activities: |  |
Excess tax benefit from stock-based compensation | 0 | 887
Tax payment related to net share settlements on restricted stock awards | (57,689) | (25,166)
Net cash used in financing activities | (57,689) | (24,279)
Effects of foreign currency exchange rates on cash and cash equivalents | 6,448 | (3,772)
Net change in cash and cash equivalents | (115,284) | (2,414)
Cash and cash equivalents, beginning of year | 943,396 | 798,742
Cash and cash equivalents, end of period | $ 828,112 | $ 796,328

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- Definition The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term. + 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 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585 + Details
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- Definition The cash inflow from borrowing by issuing commercial paper. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with the sale or maturity (principal being due) of securities not classified as either held-to-maturity securities or trading securities which are classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 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=66010992&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition The cash outflow due to repaying amounts borrowed by issuing commercial paper. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + 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 (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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