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CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 30, 2013 | Jun. 30, 2012
OPERATING ACTIVITIES |  |
Net income | $ 75,492 | $ 153,015
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation, amortization and other non-cash charges | 107,056 | 105,121
Stock-based compensation expense | 4,251 | 3,902
Loss on disposition of assets, net | 4,397 | 3,308
Deferred income tax (benefit) provision | (15,635) | 6,931
Excess tax benefits for share-based payments | (3,197) | (2,172)
(Increase) decrease in assets: |  |
Accounts receivable | 6,416 | 47,766
Income taxes receivable | 7,431 | 12,449
Inventories | 6,276 | (18,621)
Prepaid expenses | 2,706 | 2,478
Other current assets | (964) | (6,864)
Other non-current assets | 26 | (3,661)
Increase (decrease) in liabilities: |  |
Accounts payable | 7,090 | 8,399
Income taxes payable | 3,683 | (7,840)
Accrued payroll and related expenses | (3,253) | (1,524)
Accrued insurance expenses | 169 | (281)
Accrued state, local and other taxes | 606 | 3,368
Other accrued expenses | (1,586) | (1,056)
Pension liabilities | 915 | (2,148)
Long-term accrued insurance expenses | 605 | 230
Other long-term liabilities | (1,836) | (666)
Net cash provided by operating activities | 200,648 | 302,134
INVESTING ACTIVITIES |  |
Capital expenditures | (108,490) | (204,202)
Proceeds from sale of assets | 5,158 | 7,999
Net cash used for investing activities | (103,332) | (196,203)
FINANCING ACTIVITIES |  |
Payment of dividends | (44,030) | (35,083)
Borrowings from notes payable to banks | 350,500 | 450,850
Repayments of notes payable to banks | (390,300) | (492,150)
Excess tax benefits for share-based payments | 3,197 | 2,172
Cash paid for common stock purchased and retired | (20,587) | (30,024)
Proceeds received upon exercise of stock options |  | 167
Net cash used for financing activities | (101,220) | (104,068)
Net (decrease) increase in cash and cash equivalents | (3,904) | 1,863
Cash and cash equivalents at beginning of period | 14,163 | 7,393
Cash and cash equivalents at end of period | 10,259 | 9,256
Supplemental cash flows disclosure: |  |
Interest paid, net of amounts capitalized | 406 | 978
Income taxes paid, net | 53,298 | 84,965
Supplemental disclosure of noncash investing activities: |  |
Capital expenditures included in accounts payable | $ 15,793 | $ 18,272

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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e565-108580 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 + Details
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- Definition The cash outflow to reacquire common stock during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition The cash inflow from bank borrowing during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: 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=31042434&loc=d3e3255-108585 + Details
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