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Earnings (Loss) Per Share | 12 Months Ended
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Dec. 31, 2012
Earnings Per Share [Abstract] |
EARNINGS/(LOSS) PER SHARE | NOTE 7 — EARNINGS/(LOSS) PER SHARE Basic and diluted earnings/(loss) per common share were calculated as follows (in thousands, except per share amounts):
|  | Years Ended December 31,
|  | 2012 |  | 2011 |  | 2010
Basic weighted average number of shares outstanding |  | 34,057 |  |  | 32,382 |  |  | 32,060 |
Effect of dilutive securities: |  |  |  |  |  |
Convertible debt (1) |  | 612 |  |  | N/A |  |  | N/A |
Stock options and unvested restricted stock (2) |  | 503 |  |  | — |  |  | 262 |
Diluted average shares outstanding |  | 35,172 |  |  | 32,382 |  |  | 32,322 |
Net income/(loss) as reported |  | $ | 105,163 |  |  | $ | (21,106 | ) |  | $ | 7,150 |
Interest attributable to Convertible Senior Notes, net of income taxes |  | 418 |  |  | — |  |  | — |
Net income/(loss) for earnings/(loss) per share |  | $ | 105,581 |  |  | $ | (21,106 | ) |  | $ | 7,150 |
Basic earnings/(loss) per share |  | $ | 3.09 |  |  | $ | (0.65 | ) |  | $ | 0.22 |
Diluted earnings/(loss) per share (1) (2) |  | $ | 3.00 |  |  | $ | (0.65 | ) |  | $ | 0.22 |
Antidilutive stock options not included in the calculation of diluted earnings per share |  | 256 |  |  | 1,731 |  |  | 699 |
(1) | During 2012, we issued $126.5 million of 1.875% convertible senior notes convertible into shares of our common stock at a rate of 17.1985 shares per 1,000 principle amount. In accordance with ASC 260-10, Earnings Per Share, ("ASC 260-10") we calculate the dilutive effect of convertible securities using the "if-converted" method.
(2) | For periods with a net loss, no options or non-vested shares are included in the dilution calculation as all options and non-vested shares outstanding are considered anti-dilutive.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=16381557&loc=d3e4984-109258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.21) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
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