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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Cash flows from operating activities: |  |
Net loss | $ (19,428) | $ (1,608)
Adjustments to reconcile net loss to net cash flows from operating activities: |  |
Depreciation | 5,926 | 6,274
Amortization | 19,067 | 19,364
Amortization of deferred debt issuance costs | 699 | 1,734
Deferred income taxes | (4,827) | (5,919)
Stock-based compensation expense | 6,362 | 6,297
Other | (663) | 538
Changes in operating assets and liabilities |  |
Receivables | 68,741 | 84,033
Accounts payable | (2,611) | (3,689)
Accrued employee compensation | (14,743) | (12,421)
Current income taxes | (3,569) | (3,339)
Deferred revenue | 11,326 | 9,049
Other current and noncurrent assets and liabilities | (21,144) | (14,627)
Net cash flows from operating activities | 45,136 | 85,686
Cash flows from investing activities: |  |
Purchases of property and equipment | (5,937) | (6,566)
Purchases of software and distribution rights | (6,652) | (5,839)
Net cash flows from investing activities | (12,589) | (12,405)
Cash flows from financing activities: |  |
Proceeds from issuance of common stock | 753 | 693
Proceeds from exercises of stock options | 9,118 | 7,035
Repurchase of restricted stock for tax withholdings | (914) | (3,155)
Repurchases of common stock | (31,113) |
Proceeds from revolving credit facility | 48,000 | 12,000
Repayment of revolving credit facility | (50,000) | (100,000)
Proceeds from term portion of credit agreement |  | 415,000
Repayment of term portion of credit agreement | (5,187) | (370,477)
Payment of debt issuance costs |  | (5,340)
Payments on other debt and capital leases | (352) | (4,629)
Net cash flows from financing activities | (29,695) | (48,873)
Effect of exchange rate fluctuations on cash | 1,719 | (417)
Net increase in cash and cash equivalents | 4,571 | 23,991
Cash and cash equivalents, beginning of period | 69,710 | 75,753
Cash and cash equivalents, end of period | 74,281 | 99,744
Supplemental cash flow information |  |
Income taxes paid | 8,263 | 6,919
Interest paid | $ 13,127 | $ 13,421

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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://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=98514028&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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 exercise of stock options granted under share-based compensation arrangement. + References Reference 1: 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=98514028&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=96867065&loc=SL79508275-113901 + Details
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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: 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=98514028&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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 The cash outflow associated with security instruments that either represent a creditor or an ownership relationship with the holder of the investment security with a maturity of beyond one year or normal operating cycle, if longer. Includes repayments of (a) debt, (b) capital lease obligations, (c) mandatory redeemable capital securities, and (d) any combination of (a), (b), or (c). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=98514028&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://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=98514028&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=98514028&loc=d3e3602-108585 + Details
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- References No definition available. + Details
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