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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018
Cash flows from operating activities |  |
Net income | $ 48,059 | $ 91,237
Adjustments to reconcile net income to net cash provided by (used for) operating activities: |  |
Net unrealized loss | 32,756 | 6,680
Stock-based compensation | 24,861 | 15,860
Depreciation and amortization | 110,486 | 100,808
Debt restructuring and debt issuance cost amortization | 5,471 | 5,819
(Benefit) provision for deferred taxes | (373) | 12,213
Provision for credit losses | 32,623 | 27,862
Changes in operating assets and liabilities, net of effects of acquisitions: |  |
Accounts receivable and securitized accounts receivable | (584,245) | (640,130)
Prepaid expenses and other current and other long-term assets | 27,153 | 122,507
Accounts payable | 402,237 | 210,306
Accrued expenses and restricted cash payable | 2,992 | (9,322)
Income taxes | (8,950) | 2,703
Other current and other long-term liabilities | (9,153) | (9,382)
Amounts due under tax receivable agreement | (4,511) | (3,827)
Net cash provided by (used for) operating activities | 79,406 | (66,666)
Cash flows from investing activities |  |
Purchases of property, equipment and capitalized software | (48,254) | (34,624)
Acquisitions, net of cash acquired | (571,552) | 0
Purchase of equity investment | 0 | (2,617)
Purchases of investment securities | (5,282) | (244)
Maturities of investment securities | 177 | 100
Net cash used for investing activities | (624,911) | (37,385)
Cash flows from financing activities |  |
Repurchase of share-based awards to satisfy tax withholdings | (9,858) | (11,810)
Proceeds from stock option exercises | 2,281 | 1,451
Net change in deposits | 315,736 | (138,894)
Net activity on other debt | (68,846) |
Net activity on other debt |  | 62,992
Borrowings on revolving credit facility | 1,103,691 | 931,888
Repayments on revolving credit facility | (1,102,816) | (1,068,522)
Borrowings on term loans | 688,990 | 153,000
Repayments on term loans | (32,024) | (18,152)
Debt issuance costs | (3,443) | (2,907)
Net change in securitized debt | (1,403) | 22,773
Net cash provided by (used for) financing activities | 892,308 | (68,181)
Effect of exchange rates on cash, cash equivalents and restricted cash | (1,647) | (14,360)
Net change in cash, cash equivalents and restricted cash | 345,156 | (186,592)
Cash, cash equivalents and restricted cash, beginning of period | 555,031 | 522,385
Cash, cash equivalents and restricted cash, end of period | 900,187 | 335,793
Supplemental disclosure of non-cash investing and financing activities |  |
Capital expenditures incurred but not paid | $ 1,063 | $ 1,258

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