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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2018 | Jun. 30, 2017
OPERATING ACTIVITIES |  |
Net income | $ 11,187 | $ 8,370
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 51,409 | 48,332
Amortization of intangibles | 2,264 | 2,271
Pension settlement expense | 1,085 | 2,701
Share-based compensation expense | 3,544 | 3,599
Provision for losses on accounts receivable | 1,069 | 1,053
Deferred income tax benefit | (10,818) | 2,687
Gain on sale of property and equipment | (166) | (412)
Changes in operating assets and liabilities: |  |
Receivables | (31,281) | (21,091)
Prepaid expenses | 2,393 | (2,549)
Other assets | 2,018 | (3,100)
Income taxes | 8,024 | 458
Multiemployer pension fund withdrawal liability | 37,922 |
Accounts payable, accrued expenses, and other liabilities | 40,914 | 9,007
NET CASH PROVIDED BY OPERATING ACTIVITIES | 119,564 | 51,326
INVESTING ACTIVITIES |  |
Purchases of property, plant and equipment, net of financings | (24,763) | (27,123)
Proceeds from sale of property and equipment | 2,074 | 2,751
Purchases of short-term investments | (26,006) | (6,223)
Proceeds from sale of short-term investments | 14,647 | 9,065
Capitalization of internally developed software | (5,997) | (4,323)
NET CASH USED IN INVESTING ACTIVITIES | (40,045) | (25,853)
FINANCING ACTIVITIES |  |
Borrowings under accounts receivable securitization program |  | 10,000
Payments on long-term debt | (33,694) | (34,948)
Net change in book overdrafts | (2,888) | (2,478)
Deferred financing costs |  | (275)
Payment of common stock dividends | (4,116) | (4,144)
Purchases of treasury stock | (201) | (3,611)
Payments for tax withheld on share-based compensation | (85) | (2,690)
NET CASH USED IN FINANCING ACTIVITIES | (40,984) | (38,146)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH | 38,535 | (12,673)
Cash and cash equivalents and restricted cash at beginning of period | 120,772 | 115,242
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD | 159,307 | 102,569
NONCASH INVESTING ACTIVITIES |  |
Equipment financed | 14,407 | 38,593
Accruals for equipment received | $ 8,649 | $ 3,179

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