Rendering

Component: (Network and Table)
Network
2308301 - Disclosure - Benefit Plans (Tables)
(http://www.infinityauto.com/role/BenefitPlansTables)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001195933 (http://www.sec.gov/CIK)
Compensation and Retirement Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
Compensation and Retirement Disclosure [Abstract]
 
Schedule of net benefit obligation
The following tables show data related to the APBO plan ($ in thousands):
 
2016
 
2015
Net benefit obligation at beginning of year
$
3,729

 
$
4,313

Service cost
183

 
235

Interest cost
132

 
146

Participant contributions
37

 
30

Assumption change
44

 
(280
)
Actuarial gain
(176
)
 
(425
)
Gross benefits paid
(338
)
 
(289
)
Net benefit obligation at end of year
$
3,613

 
$
3,729

  
Schedule of weighted-average assumptions used
The following table discloses discount rates used to determine benefit obligations:
 
2016
 
2015
 
2014
Discount rate
3.60%
 
3.70%
 
3.50%
  
Schedule of net benefit costs
The following table discloses the components of net periodic post-retirement benefit cost ($ in thousands):
 
2016
 
2015
 
2014
Service cost
$
183

 
$
235

 
$
198

Interest cost
132

 
146

 
150

Amortization of prior service cost
71

 
71

 
71

Amortization of net cumulative gain
(114
)
 
(5
)
 
(81
)
Net periodic post-retirement benefit cost
$
273

 
$
447

 
$
339

  
Schedule of health care cost trend rates
The following table discloses the effects of a hypothetical one percentage point increase and the effects of a hypothetical one percentage point decrease in the assumed healthcare trend rate ($ in thousands):
 
2016
 
2015
 
2014
A one percentage point hypothetical change in the assumed healthcare trend rate would have the following effect on the post-retirement benefit obligations:
 
 
 
 
 
1% increase
$
184

 
$
304

 
$
396

1% decrease
(162
)
 
(269
)
 
(348
)
A one percentage point hypothetical change in the assumed healthcare trend rate would have the following effect on the aggregate of the service and interest cost components of net periodic post-retirement healthcare benefit costs:
 
 
 
 
 
1% increase
$
40

 
$
49

 
$
40

1% decrease
(34
)
 
(42
)
 
(34
)
  
Schedule of changes in fair value of plan assets
The following table reconciles the beginning and ending balances of the fair value of plan assets for the years ended December 31, 2016, and 2015 ($ in thousands): 
 
2016
 
2015
Fair value of plan assets at beginning of year
$
0

 
$
0

Employer contributions
301

 
259

Participant contributions
37

 
30

Gross benefits paid
(338
)
 
(289
)
Fair value of plan assets at end of year
$
0

 
$
0

  
Schedule of amounts recognized in balance sheet
The following table presents the funded status and the amounts recognized in the Consolidated Balance Sheets ($ in thousands):
 
2016
 
2015
Fair value of plan assets
$
0

 
$
0

Benefit obligations
(3,613
)
 
(3,729
)
Funded status at end of year
(3,613
)
 
(3,729
)
Contributions made after the measurement date
0

 
0

Unrecognized actuarial net (gain) loss
0

 
0

Unrecognized prior service cost
0

 
0

Net amount recognized at end of year
$
(3,613
)
 
$
(3,729
)
  
Schedule of expected benefit payments
The following table presents the 10-year forecast and best estimate of expected benefit payments ($ in thousands):
 
 
2016
 
 
 
2015
 
 
 
2014
2017
 
$
295

 
2016
 
$
301

 
2015
 
$
259

2018
 
287

 
2017
 
280

 
2016
 
294

2019
 
289

 
2018
 
281

 
2017
 
304

2020
 
281

 
2019
 
294

 
2018
 
314

2021
 
283

 
2020
 
287

 
2019
 
337

2022-2026
 
1,549

 
2021-2025
 
1,583

 
2020-2024
 
1,840

10-Year Total
 
$
2,983

 
 
 
$
3,026

 
 
 
$
3,348