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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Mar. 31, 2018 | Mar. 31, 2017
Cash flows from operating activities: |  |  |  |  |  |  |
Net income |  | $ 49,200,000 | $ (251,100,000) | $ 181,200,000 | $ 108,700,000 |  |
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |  |  |  |
Depreciation and amortization |  |  |  | 637,700,000 | 459,000,000 |  |
Deferred income taxes |  |  |  | (29,100,000) | 67,600,000 |  |
Share-based compensation expense related to equity incentive plans |  |  |  | 127,500,000 | 70,000,000 |  |
Loss on settlement of debt |  | 200,000 | 2,100,000 | 4,300,000 | 16,000,000 |  | $ 43,900,000
Amortization of debt discount |  |  |  | 85,200,000 | 79,000,000 |  |
Amortization of debt issuance costs |  |  |  | 12,100,000 | 5,000,000 |  |
Losses on equity method investments |  | 100,000 | 100,000 | 200,000 | 200,000 |  |
Gains on sale of assets |  |  |  | 0 | (5,400,000) |  |
Losses on write-down of fixed assets |  |  |  | 500,000 | 100,000 |  |
Impairment of intangible assets |  |  |  | 3,100,000 | 300,000 |  |
Losses on available-for-sale investments and marketable equity securities, net |  |  |  | 6,800,000 | 0 |  |
Amortization of premium on available-for-sale investments |  |  |  | (200,000) | 500,000 |  |
Changes in operating assets and liabilities, excluding impact of acquisitions: |  |  |  |  |  |  |
Decrease (increase) in accounts receivable |  |  |  | 189,400,000 | (74,800,000) |  |
Decrease (increase) in inventories |  |  |  | 344,500,000 | (70,200,000) |  |
Increase in deferred income on shipments to distributors |  |  |  | 0 | 42,900,000 |  |
(Decrease) increase in accounts payable and accrued liabilities |  |  |  | (143,500,000) | 41,800,000 |  |
Change in other assets and liabilities |  |  |  | 15,200,000 | 15,500,000 |  |
Change in income tax payable |  |  |  | (163,500,000) | 303,900,000 |  |
Net cash provided by operating activities |  |  |  | 1,271,400,000 | 1,060,100,000 |  |
Cash flows from investing activities: |  |  |  |  |  |  |
Purchases of available-for-sale investments |  |  |  | (167,700,000) | (1,338,100,000) |  |
Maturities of available-for-sale investments |  |  |  | 75,700,000 | 520,000,000 |  |
Sales of available-for-sale investments |  |  |  | 1,376,600,000 | 0 |  |
Acquisition of Microsemi, net of cash acquired |  |  |  | (7,850,600,000) | 0 |  |
Investments in other assets |  |  |  | (12,800,000) | (5,400,000) |  |
Proceeds from sale of assets |  |  |  | 200,000 | 10,300,000 |  |
Capital expenditures |  |  |  | (188,800,000) | (148,400,000) |  |
Net cash used in investing activities |  |  |  | (6,767,400,000) | (961,600,000) |  |
Cash flows from financing activities: |  |  |  |  |  |  |
Payments on settlement of convertible debt | [1] |  |  | 0 | (73,400,000) |  |
Proceeds from Issuance of 2023 and 2021 Senior Notes | [1] |  |  | 1,989,500,000 | 0 |  |
Proceeds from borrowings on Term Loan Facility | [1] |  |  | 3,000,000,000 | 0 |  |
Repayments of term loan facility | [1] |  |  | (287,000,000) | 0 |  |
Proceeds from borrowings on revolving loan under credit facility | [1] |  |  | 3,725,500,000 | 187,000,000 |  |
Repayments of revolving loan under credit facility | [1] |  |  | (983,000,000) | (187,000,000) |  |
Repayment of debt assumed in Microsemi acquisition | [1] |  |  | (2,056,900,000) | 0 |  |
Deferred financing costs | [1] |  |  | (72,700,000) | (1,200,000) |  |
Payment of cash dividends | [1] |  |  | (257,800,000) | (252,400,000) |  |
Proceeds from sale of common stock | [1] |  |  | 26,900,000 | 26,600,000 |  |
Tax payments related to shares withheld for vested restricted stock units | [1] |  |  | (57,000,000) | (34,100,000) |  |
Capital lease payments | [1] |  |  | (600,000) | (600,000) |  |
Net cash provided by (used in) financing activities |  |  |  | 5,026,900,000 | (335,100,000) |  |
Net decrease in cash, cash equivalents, and restricted cash |  |  |  | (469,100,000) | (236,600,000) |  |
Cash and cash equivalents, and restricted cash at beginning of period | [2] |  |  | 901,300,000 | 908,700,000 | $ 908,700,000 |
Cash and cash equivalents, and restricted cash at end of period | [2] | $ 432,200,000 | $ 672,100,000 | $ 432,200,000 | $ 672,100,000 | $ 901,300,000 | $ 908,700,000
[1] | During the nine months ended December 31, 2017, the Company issued $111.3 million principal amount of 2017 Junior Convertible Debt and 3.2 million shares of common stock in exchange for $111.3 million principal amount of 2007 Junior Convertible Debt. Refer to Note 13 Debt and Credit Facility for further discussion.
[2] | In the three months ended June 30, 2018, the Company adopted ASU 2016-18 - Statement of Cash Flows: Restricted Cash. The following table presents the balance of restricted cash which consists of cash denominated in a foreign currency and restricted in use due to a foreign taxing authority requirement (in millions): As of March 31, 2017 December 31, 2017 March 31, 2018 December 31, 2018Restricted cash $— $40.8 $42.1 $39.1

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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669619-108580 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(22)) -URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669625-108580 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(18)) -URI http://asc.fasb.org/extlink&oid=114873790&loc=SL114874131-224263 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(20)) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Amount of other-than-temporary impairment (OTTI) on investment in debt security, recognized in earnings. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 8A -URI http://asc.fasb.org/extlink&oid=109979856&loc=SL6284422-111562 + Details
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- Definition The cash outflow for loan and debt issuance costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition Cash outflow in the form of ordinary dividends to common shareholders, preferred shareholders and noncontrolling interests, generally out of earnings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 25 -Paragraph 19A -URI http://asc.fasb.org/extlink&oid=107668666&loc=SL79513924-113897 + Details
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- Definition Amount of cash outflow to acquire investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3151-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109979856&loc=d3e26853-111562 + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
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- Definition Amount of cash outflow from the acquisition of or improvements to long-lived, physical assets used to produce goods and services and not intended for resale, classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
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- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Amount of cash inflow from maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109979856&loc=d3e26853-111562 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3151-108585 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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- Definition The cash outflow from the repayments of a long-term debt originally issued by another party but is assumed by the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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