XML 57 R42.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Stockholders' Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Stockholders' Equity |
Schedule of key assumptions to determine fair value of options |
|  | Year Ended December 31, |
|  | 2015 |  | 2014 |  | 2013 |
Average volatility |  | 27.1 | % | 29.9 | % | 28.6 | %
Risk-free interest rate |  | 1.3 | % | 1.7 | % | 1.3 | %
Weighted-average expected life in years |  | 4.5 |  | 5.0 |  | 4.5 |
Dividend yield rate |  | — | % | — | % | — | %
Schedule of the summary of option activity under all plans | A summary of option activity under all plans for the year ended December 31, 2015 is presented below:
|  |  |  |  |  |  | Weighted-Average |  |  |  |
|  |  |  | Weighted-Average |  | Remaining |  | Aggregate |
|  |  |  | Exercise |  | Contractual |  | Intrinsic |
|  | Options |  | Price |  | Term (Years) |  | Value(1) |
|  |  |  |  |  |  |  |  | (in thousands) |
Outstanding as of December 31, 2014 |  | 11,371,891 |  | $ | 15.12 |  |  |  |  |  |
Options granted |  | 2,281,786 |  |  | 15.70 |  |  |  |  |  |
Options exercised |  | (1,262,663) |  |  | 13.06 |  |  |  |  |  |
Options cancelled |  | (73,229) |  |  | 13.27 |  |  |  |  |  |
Options expired |  | (77,318) |  |  | 22.26 |  |  |  |  |  |
Outstanding as of December 31, 2015 |  | 12,240,467 |  | $ | 15.41 |  | 4.35 |  | $ | 14,438 |
Exercisable as of December 31, 2015 |  | 7,038,372 |  | $ | 16.31 |  | 3.41 |  | $ | 9,940 |
| (1) |  | The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying awards and the estimated fair value of the Company’s common stock for those awards that have an exercise price below the estimated fair value at December 31, 2015.
A summary of option activity under all plans for the year ended December 31, 2014 is presented below:
|  |  |  |  |  |  | Weighted-Average |  |  |  |
|  |  |  | Weighted-Average |  | Remaining |  | Aggregate |
|  |  |  | Exercise |  | Contractual |  | Intrinsic |
|  | Options |  | Price |  | Term (Years) |  | Value(1) |
|  |  |  |  |  |  |  |  | (in thousands) |
Outstanding as of December 31, 2013 |  | 10,771,755 |  | $ | 15.39 |  |  |  |  |  |
Options granted |  | 1,661,862 |  |  | 15.04 |  |  |  |  |  |
Options exercised |  | (65,000) |  |  | 10.79 |  |  |  |  |  |
Options cancelled |  | (135,398) |  |  | 15.74 |  |  |  |  |  |
Options expired |  | (861,328) |  |  | 18.48 |  |  |  |  |  |
Outstanding as of December 31, 2014 |  | 11,371,891 |  | $ | 15.12 |  | 4.62 |  | $ | 1,815 |
Exercisable as of December 31, 2014 |  | 6,281,300 |  | $ | 16.95 |  | 3.54 |  | $ | 871 |
| (1) |  | The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying awards and the estimated fair value of the Company’s common stock for those awards that have an exercise price below the estimated fair value at December 31, 2014.
Schedule of information relating to options grants |
|  | Year Ended December 31, |
|  | 2015 |  | 2014 |  | 2013 |
|  | (in thousands, except per share data) |
Weighted-average grant date fair value |  | $ | 3.45 |  | $ | 4.02 |  | $ | 2.79 |
Intrinsic value of options exercised |  |  | 3,247 |  |  | 144 |  |  | — |
Cash received |  |  | 13,502 |  |  | 571 |  |  | 55 |
Total fair value of the options vested during the year |  |  | 6,634 |  |  | 6,407 |  |  | 6,067 |
Schedule of the summary of nonvested options status | A summary of the status of the Company’s nonvested options as of December 31, 2015, and changes during the year ended December 31, 2015, are presented below:
|  |  |  | Weighted-Average |
|  |  |  | Grant Date |
|  | Options |  | Fair Value |
Nonvested as of December 31, 2014 |  | 5,090,591 |  | $ | 3.34 |
Options granted |  | 2,281,786 |  |  | 3.45 |
Options vested |  | (2,097,053) |  |  | 3.16 |
Options forfeited |  | (73,229) |  |  | 4.61 |
Nonvested as of December 31, 2015 |  | 5,202,095 |  |  | 3.44 |
A summary of the status of the Company’s nonvested options as of December 31, 2014, and changes during the year ended December 31, 2014, are presented below:
|  |  |  | Weighted-Average |
|  |  |  | Grant Date |
|  | Options |  | Fair Value |
Nonvested as of December 31, 2013 |  | 5,617,554 |  | $ | 3.12 |
Options granted |  | 1,661,862 |  |  | 4.02 |
Options vested |  | (2,053,427) |  |  | 3.12 |
Options forfeited |  | (135,398) |  |  | 5.60 |
Nonvested as of December 31, 2014 |  | 5,090,591 |  |  | 3.34 |
Schedule of information relating to RSU grants and deliveries |
|  |  |  | Total Fair Market |
|  |  |  | Value of RSUs |
|  |  |  | Issued |
|  | Total RSUs |  | as |
|  | Issued |  | Compensation(1) |
|  |  |  | (in thousands) |
RSUs outstanding at December 31, 2013 |  | 98,495 |  |  |  |
RSUs granted |  | 456,406 |  | $ | 6,474 |
RSUs forfeited |  | (994) |  |  |  |
RSUs surrendered for taxes |  | (10,670) |  |  |  |
Common stock delivered for RSUs |  | (40,227) |  |  |  |
RSUs outstanding at December 31, 2014 |  | 503,010 |  |  |  |
RSUs granted |  | 526,707 |  | $ | 7,888 |
RSUs forfeited |  | (8,711) |  |  |  |
RSUs surrendered for taxes |  | (58,909) |  |  |  |
Common stock delivered |  | (95,557) |  |  |  |
RSUs outstanding at December 31, 2015 |  | 866,540 |  |  |  |
| (1) |  | The total FMV is derived from the number of RSUs granted times the current stock price on the date of grant.
Schedule of recorded share-based compensation expense under all plans |
|  | Year Ended December 31, |
|  | 2015 |  | 2014 |  | 2013 |
|  | (in thousands) |
Cost of revenues |  | $ | 2,526 |  | $ | 1,678 |  | $ | 1,503 |
Operating expenses: |  |  |  |  |  |  |  |  |  |
Selling, distribution and marketing |  |  | 192 |  |  | 137 |  |  | 132 |
General and administrative |  |  | 9,185 |  |  | 6,800 |  |  | 4,701 |
Research and development |  |  | 912 |  |  | 665 |  |  | 699 |
Total share-based compensation |  | $ | 12,815 |  | $ | 9,280 |  | $ | 7,035 |

X
- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + 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 (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: 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.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in outstanding nonvested shares. + 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)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number, aggregate intrinsic value (except for nonpublic entities), and weighted-average remaining contractual term for both restricted stock units outstanding and restricted stock units fully vested and expected to vest at the date of the latest statement of financial position. + 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 (e)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardRestrictedStockUnitsVestedAndExpectedToVestTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + 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) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular 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. + 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) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the weighted-average grant-date fair value of equity options or other equity instruments granted during the year. + 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
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_StockholdersEquityNoteAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration