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STOCK-BASED COMPENSATION (Details - Stock Options Rollforward) - Jun. 30, 2015 - USD ($) | Total
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STOCK-BASED COMPENSATION |
Share Price | $ 78.61
Stock options, Grant Date Fair Value Valuation |
Grant date fair value | $ 22.98
Aggregate stock options |
Stock options, Shares |
Outstanding at the beginning of the period (in shares) | 2,136,679
Granted (in shares) | 38,131
Exercised (in shares) | (128,666)
Forfeited (in shares) | (775)
Expired (in shares) | (1,339)
Outstanding at the end of the period (in shares) | 2,044,030
Options exercisable at the end of the period (in shares) | 937,796
Stock options, Weighted Average Exercise Price |
Outstanding at the beginning of the period (in dollars per share) | $ 18.16
Granted (in dollars per share) | 58.49
Exercised (in dollars per share) | 16.79
Forfeited (in dollars per share) | 53.04
Expired (in dollars per share) | 7.88
Outstanding at the end of the period (in dollars per share) | 18.99
Options exercisable at the end of the period (in dollars per share) | $ 8.63
Stock options, Weighted Average Remaining Contractual Term |
Outstanding at the end of the period | 6 years 6 months 7 days
Options exercisable at the end of the period | 3 years 11 months 20 days
Stock options, Aggregate Intrinsic Value |
Outstanding at the end of the period | $ 121,867,000
Options exercisable at the end of the period | 65,628,000
Stock options, Grant Date Fair Value Valuation |
Expected dividends | $ 0
Expected dividend rate | 0.00%
Expected volatility, minimum | 38.00%
Expected volatility, maximum | 38.00%
Risk-free interest rate, minimum | 1.66%
Risk-free interest rate, maximum | 2.01%
Stock options |
Stock options, Grant Date Fair Value Valuation |
Vesting period | 3 years
Director Stock Option [Member] |
Stock options, Grant Date Fair Value Valuation |
Vesting period | 2 years
Minimum | Aggregate stock options |
Stock options, Grant Date Fair Value Valuation |
Expected term | P5Y9M
Minimum | Stock options |
Stock options, Grant Date Fair Value Valuation |
Grant date fair value |
Maximum | Aggregate stock options |
Stock options, Grant Date Fair Value Valuation |
Expected term | P6Y2M21D
Maximum | Stock options |
Stock options, Grant Date Fair Value Valuation |
Grant date fair value |
Share-based Compensation Award, Tranche One [Member] | Stock options |
Stock options, Grant Date Fair Value Valuation |
Vesting period | 1 year 8 months 2 days
Award Vesting Rights, Percentage | 25.00%
Share-based Compensation Award, Tranche Two [Member] | Stock options |
Stock options, Grant Date Fair Value Valuation |
Vesting period | 2 years 8 months 2 days
Award Vesting Rights, Percentage | 75.00%

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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The estimated amount of dividends to be paid to holders of the underlying shares (expected dividends) over the option's term. Dividends are taken into account because payment of dividends to shareholders reduces the fair value of the underlying shares, and option holders generally do not receive dividends. + References 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)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References 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)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Discloses use of the simplified method to calculate the expected term that stock option awards under the specified plan will exist before being exercised or terminated, the reason and justification for its use, and the periods for which the method was used if it was not used in all periods presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.D.2.Q6) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section D -Paragraph Question 6 (SAB 110) -Subsection 2 + Details
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- Definition The estimated measure of the maximum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References No definition available. + Details
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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(4) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References 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 + Details
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