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UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018
Cash flows from operating activities: |  |  |
Net income |  | $ 116,654 | $ 41,624
Adjustments to reconcile net income to cash provided by operating activities: |  |  |
Gain on sale of discontinued operations |  | (79,602) | 0
Deferred income tax provision, net |  | 1,022 | (1,025)
Provision for bad debts |  | 936 | 1,504
Depreciation and amortization |  | 5,051 | 6,246
Stock-based compensation expense |  | 7,469 | 6,558
Defined benefit pension plan expense |  | 647 | 1,366
Loss on deferred compensation plan investments, net |  | 80 | 384
Loss on disposal or impairment of assets |  | 1,077 | 23
Noncash lease expense |  | 4,830 |
Loss on equity method investment |  | 359 | 0
Contingent consideration liability remeasurement |  | 459 | 0
Other |  | 263 | 265
(Increase) decrease in operating assets |  |  |
Trade receivables, net |  | (14,987) | (13,252)
Income tax refund receivable |  | 100 | 6,811
Prepaid expenses and other current assets |  | (1,459) | (2,535)
Other assets, net |  | (6,985) | 940
Increase (decrease) in operating liabilities |  |  |
Accounts payable and other accrued liabilities |  | 2,638 | 3,647
Accrued payroll costs |  | 9,583 | 4,807
Income taxes payable |  | (635) | 6,445
Other liabilities |  | (990) | 867
Cash provided by operating activities |  | 46,510 | 64,675
Cash flows from investing activities: |  |  |
Capital expenditures |  | (7,728) | (4,005)
Equity method investment |  | (7,500) | 0
Net proceeds from the sale of assets held for sale |  | 123,254 | 1,000
Cash provided by (used in) investing activities |  | 108,026 | (3,005)
Cash flows from financing activities: |  |  |
Proceeds from credit facility |  | 80,100 | 427,600
Payments on credit facility |  | (86,900) | (464,823)
Payments on other financing arrangements |  | (1,353) | (1,491)
Repurchases of common stock |  | (91,947) | (12,465)
Cash dividends |  | (12,726) | (10,404)
Payment of contingent consideration liability |  | (477) | 0
Other |  | (25) | 0
Cash used in financing activities |  | (113,328) | (61,583)
Change in cash and cash equivalents |  | 41,208 | 87
Cash and cash equivalents, beginning of period |  | 112 | 379
Cash and cash equivalents, end of period |  | 41,320 | 466
Cash Paid During the Period For: |  |  |
Income taxes | [1] | 16,749 | 8,583
Operating lease liabilities |  | 6,256 |
Interest, net |  | 1,079 | 3,132
Non-Cash Financing and Investing Transactions: |  |  |
ROU assets obtained from new operating leases |  | 7,224 |
Contingent contribution for equity method investment |  | 1,500 | 0
Unsettled repurchases of common stock |  | 1,060 | 0
Employee stock purchase plan |  | 427 | 405
Equipment acquired under finance leases |  | 202 | 424
Shares tendered in payment of exercise price of stock options |  | $ 0 | 46
Proceeds from income tax refunds |  |  | $ 6,800
[1] | During the nine months ended September 30, 2018, cash provided by operating activities includes the receipt of an income tax refund in the amount of $6.8 million.

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