| Sep'15 | Jun'15 | Mar'15 | Dec'14 | Sep'14 | Jun'14 | Mar'14 | Dec'13 | Sep'13 | Jun'13 | Mar'13 | Dec'12 | Sep'12 | Jun'12 | Mar'12 | Dec'11 | Sep'11 | Jun'11 | Mar'11 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities: | ||||||||||||||||||
Net earnings (loss) | ||||||||||||||||||
3,825 | -7,251 | -13,170 | -18,512 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Provision for depreciation, depletion, and amortization | ||||||||||||||||||
41,632 | 41,486 | 41,404 | 41,252 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Gain on sale of assets | ||||||||||||||||||
685 | 1,152 | 1,362 | 214 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Deferred income taxes | ||||||||||||||||||
2,819 | -3,573 | -7,476 | -10,684 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Other non-cash items | ||||||||||||||||||
0 | 0 | 0 | - | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Changes in operating assets and liabilities | ||||||||||||||||||
Receivables | ||||||||||||||||||
2,105 | -86 | -1,338 | -8,115 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Inventories | ||||||||||||||||||
-3,439 | -5,314 | -8,708 | -4,043 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Other assets | ||||||||||||||||||
17,539 | 18,783 | 20,419 | 21,536 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Accounts payable and other | ||||||||||||||||||
-16,767 | -27,631 | -27,871 | -24,876 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Net cash provided by (used in) operating activities | ||||||||||||||||||
16,009 | 4,032 | -2,276 | -6,068 | -6,457 | -12,198 | 483 | -1,655 | -720 | 659 | 8,138 | 35,928 | 63,620 | 86,300 | 91,822 | 64,484 | 0 | 0 | 0 |
Cash flows from investing activities: | ||||||||||||||||||
Capital expenditures | ||||||||||||||||||
10,240 | 11,391 | 12,515 | 16,449 | 20,840 | 26,983 | 29,205 | 37,466 | 68,535 | 95,053 | 115,795 | 149,424 | 125,338 | 122,492 | 112,800 | 78,063 | 0 | 0 | 0 |
Grants received for capital expenditures | ||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | 236 | 236 | 412 | 446 | 610 | 0 | 0 | 0 |
Proceeds from sale of business | ||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | 20,817 | 0 | 0 | 0 | - | - | - | - |
Proceeds from sale of assets | ||||||||||||||||||
1,074 | 5,423 | 7,873 | 7,111 | 7,056 | 2,835 | 405 | 1,243 | 0 | 0 | 0 | - | - | - | - | 43,830 | 0 | 0 | 0 |
Net cash used in investing activities | ||||||||||||||||||
-9,166 | -5,968 | -4,642 | -9,338 | -13,784 | -24,148 | 76,267 | 68,844 | 40,172 | 18,621 | -107,355 | -121,177 | -57,439 | -58,165 | -48,050 | -33,623 | 0 | 0 | 0 |
Cash flows from financing activities: | ||||||||||||||||||
Net (payments) issuances of commercial paper | ||||||||||||||||||
- | - | - | - | - | - | - | -40,700 | -15,000 | 0 | 8,500 | 32,050 | -28,775 | -21,780 | -29,975 | -14,590 | 0 | 0 | 0 |
Borrowings under credit agreements | ||||||||||||||||||
0 | 0 | 0 | - | - | - | - | 65,000 | 70,500 | 70,500 | 59,000 | 8,500 | 6,250 | 6,250 | 25,750 | 36,250 | 0 | 0 | 0 |
Payments under credit agreements | ||||||||||||||||||
0 | 0 | 0 | - | - | - | - | - | - | - | - | 3,000 | 0 | 0 | 0 | - | - | - | - |
Proceeds from stock option exercises | ||||||||||||||||||
- | - | - | 1,450 | 1,534 | 1,836 | 1,836 | 490 | 0 | 0 | 0 | - | - | - | - | - | - | - | - |
Dividends paid | ||||||||||||||||||
6,005 | 6,002 | 5,994 | 5,982 | 5,965 | 5,948 | 5,936 | 5,929 | 5,926 | 5,923 | 5,920 | 5,918 | 5,913 | 5,908 | 5,904 | 5,905 | 0 | 0 | 0 |
Net cash (used in) provided by financing activities | ||||||||||||||||||
-8,399 | -774 | 5,087 | -1,513 | -745 | -4,112 | -74,600 | -51,639 | -20,520 | -5,819 | 92,684 | 62,632 | -3,688 | 3,312 | -35,087 | -6,203 | 0 | 0 | 0 |
Net increase (decrease) in cash and cash equivalents | ||||||||||||||||||
-1,556 | -2,710 | -1,831 | -16,919 | -20,986 | -40,458 | 2,150 | 15,550 | 18,932 | 13,461 | -6,533 | -22,617 | 2,493 | 31,447 | 8,685 | 24,658 | 0 | 0 | 0 |