v2.4.0.8
CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
OPERATING ACTIVITIES    
Net income $ 21,897 $ 9,063
Adjustments to reconcile net income to net cash provided by (used in) operating activities:    
Depreciation and amortization 7,052 7,236
Deferred income taxes 4,769 (2,910)
Other 154 372
Changes in operating assets and liabilities:    
Accounts receivable (38,193) (6,168)
Inventories (847) 10,986
Trade accounts payable and accrued liabilities 2,551 10,197
Other assets and liabilities 1,822 380
Current income taxes receivable / payable 486 (2,183)
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES (309) 26,973
INVESTING ACTIVITIES    
Purchases of property, plant and equipment (31,712) (24,042)
Proceeds from sale of assets   11
NET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES (31,712) (24,031)
FINANCING ACTIVITIES    
Proceeds from issuances of common stock 169 56
Purchase of treasury stock   (66,638)
Dividends paid (827) (937)
Excess tax benefits of options exercised 30 6
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES (628) (67,513)
Net increase (decrease) in cash and cash equivalents (32,649) (64,571)
Cash and cash equivalents at beginning of period 33,883 [1] 112,298
Cash and cash equivalents at end of period $ 1,234 $ 47,727
[1] The consolidated balance sheet at December 31, 2012, as presented, is derived from the audited consolidated financial statements at that date.