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2us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlockus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel| 1falsefalsefalse00<div style="font-family: 'Times New Roman', Times, serif; font-size: 10pt;"><div style="text-align: left; text-indent: 27pt; display: block; font-family: Times New Roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">The following table summarizes the Company's stock option activities for the six months ended June 30, 2013 and 2012:</div><div style="text-indent: 0pt; display: block;"><br /></div><div style="text-align: left;"><table cellpadding="0" cellspacing="0" style="width: 100%; font-family: times new roman; font-size: 10pt;"><tr><td align="left" valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt;">  </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="14" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Six Months Ended June 30,</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td></tr><tr><td align="left" valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt;">  </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="6" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">2013</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="6" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">2012</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td></tr><tr><td align="left" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;">  </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td colspan="2" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Weighted</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td colspan="2" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Weighted</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td></tr><tr><td align="left" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;">  </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td colspan="2" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Average</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td colspan="2" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Average</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td></tr><tr><td align="left" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;">  </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Number of</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Exercise</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Number of</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Exercise</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td></tr><tr><td align="left" valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt;">  </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Shares</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Price</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Shares</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Price</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="width: 52%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Options outstanding at January 1</div></td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">1,335,680</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">13.41</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">1,192,680</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">12.89</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="padding-left: 3%; width: 52%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Options granted - employees</div></td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">51,300</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">26.41</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">111,000</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">17.77</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="padding-left: 3%; width: 52%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Options granted - directors</div></td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">40,000</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">26.41</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">40,000</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">17.77</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="padding-left: 3%; width: 52%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Options forfeited - employees</div></td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">(834</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">)</td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">5.60</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">-</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="padding-bottom: 2px; padding-left: 3%; width: 52%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Options exercised - employees</div></td><td align="right" valign="bottom" style="padding-bottom: 2px; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="border-bottom: black 2px solid; text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="border-bottom: black 2px solid; text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">(98,661</td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; width: 1%; font-family: times new roman; font-size: 10pt;">)</td><td align="right" valign="bottom" style="padding-bottom: 2px; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; padding-bottom: 2px; width: 9%; font-family: times new roman; font-size: 10pt;">11.80</td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="padding-bottom: 2px; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="border-bottom: black 2px solid; text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="border-bottom: black 2px solid; text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">-</td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="padding-bottom: 2px; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; padding-bottom: 2px; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="width: 52%; display: inline; font-family: times new roman; font-size: 10pt;">  </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="width: 52%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Options outstanding at June 30</div></td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">1,327,485</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">14.43</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">1,343,680</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">13.44</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="width: 52%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Options exercisable</div></td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">1,075,810</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">12.37</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">952,055</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">12.15</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Weighted average remaining term</div></td><td align="right" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td align="right" colspan="2" valign="bottom"><div style="text-align: right; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">5.7 years</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td align="right" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td align="right" colspan="2" valign="bottom"><div style="text-align: right; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">6.2 years</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td></tr></table></div><div style="text-align: left; text-indent: 0pt; display: block; font-family: Times New Roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;"> </div></div>falsefalsefalse | nonnum:textBlockItemTypenaTabular disclosure of the weighted-average grant-date fair value of equity options or other equity instruments granted during the year.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901
false0
3false
2us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlockus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel| 1falsefalsefalse00<div style="font-family: 'Times New Roman', Times, serif; font-size: 10pt;"><div style="text-align: left; text-indent: 27pt; display: block; font-family: Times New Roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">The fair value of the stock options granted to the Company's employees and independent directors was estimated using the Black-Scholes-Merton pricing model using the following weighted average assumption:</div><div style="text-indent: 0pt; display: block;"><br /></div><div style="text-align: left;"><table cellpadding="0" cellspacing="0" style="width: 100%; font-family: times new roman; font-size: 10pt;"><tr><td align="left" valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt;">  </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="6" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">Six Months Ended June 30,</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td></tr><tr><td align="left" valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt;">  </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">2013</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td valign="bottom" style="padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td><td colspan="2" valign="bottom" style="border-bottom: black 2px solid;"><div style="text-align: center; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; font-weight: bold; margin-right: 0pt;">2012</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; padding-bottom: 2px; font-family: times new roman; font-size: 10pt; font-weight: bold;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Stock price</div></td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">26.41</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">17.77</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Exercise price</div></td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">26.41</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">$</td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">17.77</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Expected term:</div></td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="padding-left: 3%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Employees</div></td><td align="right" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td align="right" colspan="2" valign="bottom"><div style="text-align: right; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">6.25 years</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td align="right" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td align="right" colspan="2" valign="bottom"><div style="text-align: right; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">6.25 years</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="padding-left: 3%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Directors</div></td><td align="right" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td align="right" colspan="2" valign="bottom"><div style="text-align: right; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">5.5 years</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td><td align="right" valign="bottom" style="display: inline; font-family: times new roman; font-size: 10pt;"> </td><td align="right" colspan="2" valign="bottom"><div style="text-align: right; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">5.5 years</div></td><td nowrap="nowrap" valign="bottom" style="text-align: left; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Expected volatility:</div></td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="padding-left: 3%; width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Employees</div></td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">56.7</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">49.5</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="padding-left: 3%; width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Directors</div></td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">58.6</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">50.2</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Dividend yield</div></td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">0</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">0</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Risk free rate</div></td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td align="left" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;"> </td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td></tr><tr bgcolor="#cceeff"><td align="left" valign="bottom" style="padding-left: 3%; width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Employees</div></td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">1.35</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">0.75</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td></tr><tr bgcolor="white"><td align="left" valign="bottom" style="padding-left: 3%; width: 76%;"><div style="text-align: left; text-indent: 0pt; display: block; font-family: times new roman; margin-left: 0pt; font-size: 10pt; margin-right: 0pt;">Directors</div></td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">1.16</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td><td align="right" valign="bottom" style="width: 1%; display: inline; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;"> </td><td valign="bottom" style="text-align: right; width: 9%; font-family: times new roman; font-size: 10pt;">0.75</td><td nowrap="nowrap" valign="bottom" style="text-align: left; width: 1%; font-family: times new roman; font-size: 10pt;">%</td></tr></table></div><div style="text-indent: 0pt; display: block;"> </div></div>falsefalsefalse | nonnum:textBlockItemTypenaTabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901
false0
falseStock-Based Compensation Plan (Tables)UnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://capps.com/role/StockbasedCompensationPlanTables13