XML 63 R31.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Stockholders' Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Equity [Abstract] |
Summary of Stock Option Activity | A summary of Sangamo’s stock option activity is as follows:
|  |  |  |  |  | Weighted- |  |  |  |  |  |  |  |  |
|  |  |  |  |  | Average |  |  | Weighted-Average |  |  | Aggregate |
|  | Number of |  |  | Exercise per |  |  | Remaining |  |  | Intrinsic |
|  | Shares |  |  | Share Price |  |  | Contractual Term |  |  | Value |
|  |  |  |  |  |  |  |  |  | (In years) |  |  | (In thousands) |
Options outstanding at December 31, 2017 |  |  | 8,287,456 |  |  | $ | 7.77 |  |  |  |  |  |  |  |  |
Options granted |  |  | 3,115,078 |  |  | $ | 17.78 |  |  |  |  |  |  |  |  |
Options exercised |  |  | (2,028,328 | ) |  | $ | 7.12 |  |  |  |  |  |  |  |  |
Options canceled |  |  | (648,114 | ) |  | $ | 11.15 |  |  |  |  |  |  |  |  |
Options outstanding at December 31, 2018 |  |  | 8,726,092 |  |  | $ | 11.23 |  |  |  | 7.35 |  |  | $ | 24,468 |
Options vested and expected to vest at December 31, 2018 |  |  | 8,726,092 |  |  | $ | 11.23 |  |  |  | 7.35 |  |  | $ | 24,468 |
Options exercisable at December 31, 2018 |  |  | 3,699,150 |  |  | $ | 8.91 |  |  |  | 5.39 |  |  | $ | 12,702 |
Summary of Stock Options Outstanding | The following table summarizes information with respect to stock options outstanding at December 31, 2018:
|  | Options Outstanding and Exercisable |  |  | Options Exercisable |
|  | Number of |  |  |  |  |  |  | Number of |  |  |  |  |
|  | Shares of |  |  |  |  |  |  | Shares of |  |  |  |  |
|  | Common Stock |  |  | Weighted-Average |  |  | Common Stock |  |  |  |  |
|  | subject to |  |  | Remaining |  |  | subject to |  |  | Weighted-Average |
Range of Exercise Price |  | options |  |  | Contractual Life |  |  | options |  |  | Exercise Price |
|  |  |  |  |  | (In years) |  |  |  |  |  |  |  |  |
$2.55 - $3.20 |  |  | 352,920 |  |  | 7.56 |  |  |  | 91,772 |  |  | $ | 3 |
$3.50 - $3.50 |  |  | 1,171,546 |  |  |  | 8.00 |  |  |  | 520,209 |  |  | $ | 4 |
$3.55 - $5.70 |  |  | 894,224 |  |  | 5.06 |  |  |  | 589,511 |  |  | $ | 5 |
$5.72 - $7.20 |  |  | 915,176 |  |  | 7.42 |  |  |  | 610,840 |  |  | $ | 7 |
$7.70 - $9.99 |  |  | 897,995 |  |  | 6.18 |  |  |  | 566,601 |  |  | $ | 9 |
$10.16 - $12.72 |  |  | 936,327 |  |  | 6.91 |  |  |  | 403,714 |  |  | $ | 12 |
$12.80 - $15.00 |  |  | 1,213,226 |  |  | 6.37 |  |  |  | 694,173 |  |  | $ | 14 |
$15.11 -$19.80 |  |  | 758,250 |  |  | 8.74 |  |  |  | 216,830 |  |  | $ | 16 |
$20.05 - $20.05 |  |  | 1,003,728 |  |  | 9.06 |  |  |  | — |  |  | $ | - |
$20.85 - $24.95 |  |  | 582,700 |  |  | 9.08 |  |  |  | 5,500 |  |  | $ | 21 |
|  |  | 8,726,092 |  |  |  | 7.35 |  |  |  | 3,699,150 |  |  | $ | 9 |
Summary of Restricted Stock Unit Activity | A summary of Sangamo’s RSU activity is as follows:
|  | Number |  |  | Weighted-Average |  |  |  |  |
|  | of |  |  | Remaining |  |  | Aggregate Intrinsic |
|  | Shares |  |  | Contractual Term |  |  | Value |
|  |  |  |  |  | (In years) |  |  | (In thousands) |
RSUs outstanding at December 31, 2017 |  |  | 80,172 |  |  |  |  |  |  |  |  |
RSUs awarded |  |  | 346,055 |  |  |  |  |  |  |  |  |
RSUs released |  |  | (55,592 | ) |  |  |  |  |  |  |  |
RSUs forfeited |  |  | (47,934 | ) |  |  |  |  |  |  |  |
RSUs outstanding at December 31, 2018 |  |  | 322,701 |  |  |  | 1.25 |  |  |  | 3,705 |
RSUs vested and expected to vest at December 31, 2018 |  |  | 322,701 |  |  |  | 1.25 |  |  | $ | 3,705 |

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&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 option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration