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EARNINGS PER SHARE (Details) (USD $) In Thousands, unless otherwise specified | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Dec. 31, 2013
Basic: |  |  |
Net income available to stockholders | $ 63,092 | $ 57,442 | $ 89,206
Diluted: |  |  |
Interest paid on 3.75% convertible bonds | 11,203 | 7,102 | 5,092
Net income available to stockholders, diluted | $ 74,295 | $ 64,544 | $ 94,298
Basic earnings per share: |  |  |
Weighted average number of common shares outstanding | 93,277 | 85,694 | 89,508
Diluted earnings per share: |  |  |
Effect of dilutive share options | 58 | 82 | 163
Effect of dilutive convertible debt | 23,333 | 22,220 | 5,753
Weighted average number of diluted common shares outstanding | 116,668 | 107,996 | 95,424

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- Definition Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible debt securities using the if-converted method. + References Reference 1: 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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 40 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1930-109256 + Details
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