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CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Cash flows from operating activities: |  |
Net income (loss) | $ 24,325 | $ (60,131)
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |
Depreciation | 4,516 | 4,919
Amortization of intangibles | 23,264 | 23,511
Operating lease expense | 4,576 | 3,933
Asset impairment charges | 0 | 90,330
Amortization of prepaid product discounts | 7,440 | 7,077
Deferred income taxes | 5,245 | (9,129)
Employee share-based compensation expense | 6,742 | 3,618
Other non-cash items, net | 2,418 | 8,439
Changes in assets and liabilities: |  |
Trade accounts receivable | 23,122 | 3,575
Inventories and supplies | 1,042 | (3,165)
Other current assets | (19,711) | (7,403)
Non-current assets | (9,868) | (917)
Accounts payable | (3,543) | (10,145)
Prepaid product discount payments | (9,590) | (7,321)
Other accrued and non-current liabilities | (20,397) | (20,723)
Net cash provided by operating activities | 39,581 | 26,468
Cash flows from investing activities: |  |
Purchases of capital assets | (21,670) | (14,269)
Purchases of customer funds marketable securities | (29) | (34)
Proceeds from customer funds marketable securities | 29 | 34
Other | (180) | 354
Net cash used by investing activities | (21,850) | (13,915)
Cash flows from financing activities: |  |
Proceeds from issuing long-term debt | 5,000 | 309,000
Payments on long-term debt | (5,000) | (52,500)
Net change in customer funds obligations | 1,659 | (19,407)
Proceeds from issuing shares under employee plans | 673 | 1,736
Employee taxes paid for shares withheld | (2,360) | (757)
Payments for common shares repurchased | 0 | (14,000)
Cash dividends paid to shareholders | (12,932) | (12,714)
Other | (1,271) | (202)
Net cash (used) provided by financing activities | (14,231) | 211,156
Effect of exchange rate change on cash, cash equivalents, restricted cash and restricted cash equivalents | 1,606 | (12,717)
Net change in cash, cash equivalents, restricted cash and restricted cash equivalents | 5,106 | 210,992
Cash, cash equivalents, restricted cash and restricted cash equivalents, beginning of year | 229,409 | 174,811
Cash, cash equivalents, restricted cash and restricted cash equivalents, end of period | $ 234,515 | $ 385,803

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