XML 50 R35.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Employee Benefit Plans and Stock-based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Employee Benefit Plans and Stock-based Compensation |
Summary of stock option activity | The following table summarizes the stock option transactions for each of the years ended December 31, 2013, 2014 and 2015 (in thousands, except per share data):
|  |  |  |  |  |  | Weighted- |  |  |  |
|  |  |  |  |  |  | average |  |  |  |
|  |  |  | Weighted- |  | Remaining |  |  |  |
|  | Number of |  | average |  | Contractual |  | Aggregate |
|  | Options |  | Exercise |  | Life |  | Intrinsic |
Stock Options |  | Outstanding |  | Price |  | (in years) |  | Value |
Balance as of January 1, 2013 |  | 2,727 |  |  | 3.28 |  | 6.71 |  | $ | 1,353 |
Granted |  | 488 |  |  | 2.38 |  |  |  |  |  |
Exercised |  | (331) |  |  | 1.62 |  |  |  |  |  |
Canceled and expired |  | (213) |  |  | 3.60 |  |  |  |  |  |
Balance as of December 31, 2013 |  | 2,671 |  |  | 3.29 |  | 6.71 |  | $ | 893 |
Granted |  | 712 |  |  | 2.40 |  |  |  |  |  |
Exercised |  | (111) |  |  | 1.21 |  |  |  |  |  |
Canceled and expired |  | (74) |  |  | 5.18 |  |  |  |  |  |
Balance as of December 31, 2014 |  | 3,198 |  | $ | 3.12 |  | 6.95 |  | $ | 1,247 |
Granted |  | 866 |  |  | 2.19 |  |  |  |  |  |
Exercised |  | (119) |  |  | 1.38 |  |  |  |  |  |
Canceled and expired |  | (166) |  |  | 3.03 |  |  |  |  |  |
Balance as of December 31, 2015 |  | 3,779 |  | $ | 2.97 |  | 6.26 |  | $ | 764 |
Options vested as of December 31, 2015 and unvested options expected to vest, net of forfeitures |  | 3,691 |  | $ | 2.99 |  | 6.19 |  | $ | 742 |
Options exercisable as of December 31, 2015 |  | 2,237 |  | $ | 3.42 |  | 4.41 |  | $ | 453 |
Options outstanding and exercisable | The options outstanding and exercisable as of December 31, 2015 were in the following exercise price ranges (in thousands, except per share data):
|  |  |  |  |  |  |  |  |  |  |  |  | Options Vested and |
|  |  |  |  |  | Options Outstanding as of |  | Exercisable as of |
|  |  |  |  |  | December 31, 2015 |  | December 31, 2015 |
|  |  |  |  |  |  |  |  |  |  | Weighted‑average |  |  |  |  |  |
Range of |  |  |  | Weighted‑average |  | Remaining |  |  |  | Weighted‑Average |
Exercise Price |  | Shares |  | Exercise Price |  | Contractual Life |  | Shares |  | Exercise Price |
$ | 1.59 | - | $ | 2.04 |  | 623 |  | $ | 1.83 |  | 2.32 |  | 623 |  | $ | 1.83 |
$ | 2.14 | - | $ | 2.14 |  | 52 |  | $ | 2.14 |  | 8.33 |  | 21 |  | $ | 2.14 |
$ | 2.18 | - | $ | 2.18 |  | 846 |  | $ | 2.18 |  | 9.50 |  | — |  | $ | — |
$ | 2.29 | - | $ | 2.29 |  | 200 |  | $ | 2.29 |  | 8.42 |  | 75 |  | $ | 2.29 |
$ | 2.36 | - | $ | 2.36 |  | 383 |  | $ | 2.36 |  | 7.17 |  | 215 |  | $ | 2.36 |
$ | 2.47 | - | $ | 2.47 |  | 399 |  | $ | 2.47 |  | 8.48 |  | 120 |  | $ | 2.47 |
$ | 2.51 | - | $ | 2.51 |  | 20 |  | $ | 2.51 |  | 9.33 |  | 13 |  | $ | 2.51 |
$ | 2.91 | - | $ | 2.91 |  | 408 |  | $ | 2.91 |  | 5.81 |  | 329 |  | $ | 2.91 |
$ | 3.18 | - | $ | 4.81 |  | 386 |  | $ | 4.72 |  | 4.19 |  | 384 |  | $ | 4.73 |
$ | 4.92 | - | $ | 7.82 |  | 462 |  | $ | 5.87 |  | 3.78 |  | 457 |  | $ | 5.87 |
|  |  |  |  |  | 3,779 |  | $ | 2.97 |  | 6.26 |  | 2,237 |  | $ | 3.42 |
Restricted stock awards |
|  |  |  | Weighted-Average |
|  |  |  | Grant Date |
Stock Awards |  | Shares |  | Fair Value |
Non-vested as of January 1, 2013 |  | 239 |  | $ | 4.27 |
Granted |  | 104 |  | $ | 2.52 |
Vested |  | (85) |  | $ | 4.56 |
Forfeited |  | (16) |  | $ | 4.03 |
Non-vested as of December 31, 2013 |  | 241 |  | $ | 3.44 |
Granted |  | 121 |  | $ | 2.34 |
Vested |  | (101) |  | $ | 4.01 |
Forfeited |  | — |  |  | — |
Non-vested as of December 31, 2014 |  | 261 |  | $ | 2.71 |
Granted |  | 547 |  | $ | 2.42 |
Vested |  | (215) |  | $ | 2.81 |
Forfeited |  | (47) |  | $ | 2.47 |
Non-vested as of December 31, 2015 |  | 546 |  | $ | 2.39 |
Common stock reserved for future issuance |
Options outstanding |  | 3,779 |
Restricted stock awards outstanding |  | 546 |
Stock available for future grant: 2015 Equity Incentive Plan |  | 2,822 |
Total |  | 7,147 |
Compensation costs related to stock-based awards | The following table summarizes compensation costs related to our stock‑based compensation awards (in thousands, except per share data):
|  | Year Ended |
|  | December 31, |
|  | 2015 |  | 2014 |  | 2013 |
Stock‑based compensation in the form of employee stock options and restricted stock, included in: |  |  |  |  |  |  |  |  |  |
Cost of revenue |  | $ | 20 |  | $ | 18 |  | $ | 22 |
Selling, general and administrative |  |  | 1,148 |  |  | 938 |  |  | 1,091 |
Research and development |  |  | 181 |  |  | 173 |  |  | 164 |
Total stock-based compensation |  |  | 1,349 |  |  | 1,129 |  |  | 1,277 |
Tax effect on stock-based compensation |  |  | — |  |  | — |  |  | — |
Net effect on net income (loss) |  | $ | 1,349 |  | $ | 1,129 |  | $ | 1,277 |
Shares used in computing basic net income per share |  |  | 32,183 |  |  | 32,452 |  |  | 32,700 |
Shares used in computing diluted net income per share |  |  | 32,183 |  |  | 32,452 |  |  | 32,700 |
Effect on basic net income per share |  | $ | (0.04) |  | $ | (0.03) |  | $ | (0.04) |
Effect on diluted net income per share |  | $ | (0.04) |  | $ | (0.03) |  | $ | (0.04) |
Weighted-average assumptions |
| Year Ended |
| December 31, |
| 2015 |  |  | 2014 |  |  | 2013 |
Expected term (in years) | 3.9 |  |  | 4.1 |  |  | 4 |
Volatility | 51.1 | % |  | 63.2 | % |  | 59.2 | %
Expected dividend | — | % |  | — | % |  | — | %
Risk-free interest rate | 1.75 | % |  | 1.85 | % |  | 0.98 | %

X
- Definition Tabular disclosure of common shares reserved for future issuance. + References No definition available. + Details
Name: | axti_ScheduleOfShareBasedCompensationCommonStockReservedForFutureIssuanceTableTextBlock
Namespace Prefix: | axti_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + 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 + Details
Name: | us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited 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_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
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 number of fully vested share options (or share units) and share options expected to vest at the date of the latest statement of financial position, weighted-average exercise price (or conversion ratio), aggregate intrinsic value (except for nonpublic entities), and weighted-average remaining contractual term for both options (or share units) currently outstanding and options (or share units) exercisable (or convertible). + 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) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAndExercisableTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration