XML 34 R23.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Stock-Based Compensation Plans (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2017
Summary of Stock Options Issued Pursuant to Stock Incentive Plans | A summary of stock options issued pursuant to the Company’s stock incentive plans is as follows:
|  | Number of Shares |  |  | Weighted- Average Exercise Price |  |  | Weighted- Average Remaining Contractual Term (Years) |  |  | Aggregate Intrinsic Value of In-the-Money Options |
Outstanding as of December 31, 2016 |  |  | 6,791,375 |  |  | $ | 15.54 |  |  |  |  |  |  |  |  |
Granted |  |  | 864,800 |  |  |  | 20.12 |  |  |  |  |  |  |  |  |
Exercised |  |  | (756,140 | ) |  |  | 13.60 |  |  |  |  |  |  |  |  |
Forfeited |  |  | (207,559 | ) |  |  | 18.46 |  |  |  |  |  |  |  |  |
Expired |  |  | (17,507 | ) |  |  | 20.36 |  |  |  |  |  |  |  |  |
Outstanding as of September 30, 2017 |  |  | 6,674,969 |  |  | $ | 16.25 |  |  |  | 6.60 |  |  | $ | 43,563,796 |
Exercisable as of September 30, 2017 |  |  | 3,938,286 |  |  | $ | 14.45 |  |  |  | 5.31 |  |  | $ | 32,792,014 |
Summary of Nonvested Restricted Share Awards and Changes During Period | A summary of nonvested restricted share awards (“RSAs”) as of September 30, 2017 and changes during the period are as follows:
Nonvested Restricted Share Awards |  | Number of Restricted Share Awards |  |  | Weighted-Average Grant Date Fair Value |
Nonvested as of December 31, 2016 |  |  | 172,108 |  |  | $ | 20.62 |
Granted |  |  | 560,174 |  |  |  | 20.61 |
Vested |  |  | (120,869 | ) |  |  | 20.72 |
Forfeited |  |  | (79,665 | ) |  |  | 20.47 |
Nonvested as of September 30, 2017 |  |  | 531,748 |  |  | $ | 20.60 |
Black-Scholes Option-Pricing Model [Member] |
Estimated Fair Value of Options Granted Pricing Model with Weighted-Average Assumptions | For options that do not vest based on the achievement of certain market conditions the grant date fair values were estimated on the date of grant using the Black-Scholes option-pricing model, a pricing model acceptable under U.S. GAAP, with the following weighted-average assumptions:
|  | Nine Months Ended September 30, 2017 |  |  | Nine Months Ended September 30, 2016 |
Expected life (years) |  |  | 5.6 |  |  |  | 5.9 |
Interest rate |  |  | 1.9 | % |  |  | 1.2 | %
Volatility |  |  | 29.4 | % |  |  | 29.7 | %
Dividend yield |  |  | — |  |  |  | — |
Monte Carlo Simulation [Member] |
Estimated Fair Value of Options Granted Pricing Model with Weighted-Average Assumptions | With respect to options granted that vest based on the achievement of certain market conditions, the grant date fair value of such options was estimated using the following weighted-average assumptions:
|  | Nine Months Ended September 30, 2016 |
Expected life (years) |  |  | 7.5 |
Interest rate |  |  | 1.6 | %
Volatility |  |  | 41.6 | %
Dividend yield |  |  | — |
LTIP Performance Shares [Member] |
Summary of Nonvested Performance Share Awards and Changes During Period | A summary of nonvested long-term incentive program performance share awards (“LTIP Performance Shares”) outstanding as of September 30, 2017 and changes during the period are as follows:
Nonvested LTIP Performance Shares |  | Number of Shares at Expected Attainment |  |  | Weighted- Average Grant Date Fair Value |
Nonvested as of December 31, 2016 |  |  | 1,738,056 |  |  | $ | 18.45 |
Granted |  |  | 553,549 |  |  |  | 20.12 |
Forfeited |  |  | (150,241 | ) |  |  | 18.77 |
Nonvested as of September 30, 2017 |  |  | 2,141,364 |  |  | $ | 18.86 |
Total Shareholder Return [Member] | Monte Carlo Simulation [Member] |
Estimated Fair Value of Options Granted Pricing Model with Weighted-Average Assumptions | The grant date fair value of the TSRs was estimated using the following weighted-average assumptions:
|  | Nine Months Ended September 30, 2017 |
Expected life (years) |  |  | 2.9 |
Interest rate |  |  | 1.5 | %
Volatility |  |  | 26.5 | %
Dividend Yield |  |  | — |
TSR Plan [Member] |
Summary of Nonvested Performance Share Awards and Changes During Period | A summary of nonvested TSRs outstanding as of September 30, 2017 and changes during the period are as follows:
Nonvested Total Shareholder Return Awards |  | Number of Shares at Expected Attainment |  |  | Weighted- Average Grant Date Fair Value |
Nonvested as of December 31, 2016 |  |  | — |  |  | $ | — |
Granted |  |  | 233,077 |  |  |  | 24.37 |
Forfeited |  |  | (8,624 | ) |  |  | 24.37 |
Nonvested as of September 30, 2017 |  |  | 224,453 |  |  | $ | 24.37 |
Performance-Based Restricted Share Awards [Member] |
Summary of Nonvested Performance Share Awards and Changes During Period | A summary of nonvested Performance-Based Restricted Share Awards (“PBRSAs”) as of September 30, 2017 and changes during the period are as follows:
Nonvested Performance-Based Restricted Share Awards |  | Number of Performance-Based Restricted Share Awards |  |  | Weighted-Average Grant Date Fair Value |
Nonvested as of December 31, 2016 |  |  | 683,667 |  |  | $ | 23.25 |
Vested |  |  | (484,835 | ) |  |  | 22.82 |
Forfeited |  |  | (11,604 | ) |  |  | (23.84 | )
Change in attainment for 2015 grants |  |  | (13,592 | ) |  |  | 23.25 |
Nonvested as of September 30, 2017 |  |  | 173,636 |  |  | $ | 24.41 |
Retention RSAs [Member] |
Summary of Nonvested Restricted Share Awards and Changes During Period | A summary of nonvested Retention Restricted Share Awards (“Retention RSAs”) as of September 30, 2017 and changes during the period are as follows:
Nonvested Retention Restricted Share Awards |  | Number of Retention Restricted Share Awards |  |  | Weighted-Average Grant Date Fair Value |
Nonvested as of December 31, 2016 |  |  | 205,540 |  |  | $ | 17.89 |
Vested |  |  | (205,540 | ) |  |  | 17.89 |
Nonvested as of September 30, 2017 |  |  | — |  |  | $ | — |
Restricted share awards (RSAs) [Member] | PAY.ON [Member] |
Summary of Nonvested Restricted Share Awards and Changes During Period | A summary of nonvested PAY.ON RSAs as of September 30, 2017 and changes during the period are as follows:
Nonvested PAY.ON RSAs |  | Number of PAY.ON RSAs |  |  | Grant Date Fair Value |
Nonvested at December 31, 2016 |  |  | 238,376 |  |  | $ | 23.60 |
Forfeited |  |  | (119,188 | ) |  |  | 23.60 |
Vested |  |  | (59,594 | ) |  |  | 23.60 |
Nonvested at September 30, 2017 |  |  | 59,594 |  |  | $ | 23.60 |

X
- Definition Tabular disclosure of the changes in outstanding nonvested performance-based units. + 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=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + 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=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock
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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=96867065&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 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 3: 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=96867065&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=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=aciw_BlackScholesOptionPricingModelMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=aciw_MonteCarloSimulationValuationModelMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=aciw_LongTermIncentivePlansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=aciw_TotalShareholderReturnMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=aciw_TotalShareholderReturnPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=aciw_PerformanceBasedRestrictedShareAwardsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=aciw_RetentionRestrictedShareAwardsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=aciw_PayOnMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |