Note 5 - Employee Benefit Plans (Tables)
|
12 Months Ended |
Dec. 31, 2016 |
|---|
| Notes Tables |
|
| Schedule of Net Funded Status [Table Text Block] |
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| | |
| | Change in projected benefits obligation: | | | | | | | | | Projected benefit obligation at beginning of year | | $ | 4,884,300 | | | $ | 5,093,080 | | |
| | | 152,743 | | | | 160,133 | | |
| | | 215,006 | | | | 199,538 | | |
| | | (202,520 | ) | | | (355,346 | ) | |
| | | (216,451 | ) | | | (213,105 | ) | Projected benefit obligation at end of year | | $ | 4,833,078 | | | $ | 4,884,300 | | | | | | | | | | | | |
| | | | | | | | | Fair value of plan assets at beginning of year | | $ | 4,551,061 | | | $ | 4,338,820 | | Actual return on plan assets | | | 413,144 | | | | (46,609 | ) | Contributions by employer | | | 189,219 | | | | 471,955 | | |
| | | (216,451 | ) | | | (213,105 | ) | Fair value of plan assets at end of year | | $ | 4,936,973 | | | $ | 4,551,061 | | Funded (unfunded) status at end of year | | $ | 103,895 | | | $ | (333,239 | ) | |
| Schedule of Defined Benefit Plans Disclosures [Table Text Block] |
| |
| | |
| | | | | | | | | | | | |
| | $ | 103,895 | | | $ | — | | |
| | | — | | | | (333,239 | ) | | | | $ | 103,895 | | | $ | (333,239 | ) | |
| Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] |
| |
| | |
| | | | | | | | | | | | |
| | $ | (1,484,936 | ) | | $ | (1,930,079 | ) | |
| | | — | | | | — | | | | | | | | | | | |
Amounts recognized in accumulated other comprehensive
income (loss), before taxes
| | | (1,484,936 | ) | | | (1,930,079 | ) | |
| | | 525,373 | | | | 681,173 | |
Amounts recognized in accumulated other comprehensive
income (loss), after taxes
| | $ | (959,563 | ) | | $ | (1,248,906 | ) | |
| Schedule of Net Benefit Costs [Table Text Block] |
| |
| | |
| | |
| | Components of net periodic benefit cost: | | | | | | | | | | | | | |
| | $ | 152,743 | | | $ | 160,133 | | | $ | 100,480 | | |
| | | 215,006 | | | | 199,538 | | | | 189,163 | | Expected return on plan assets | | | (311,170 | ) | | | (296,446 | ) | | | (278,521 | ) | |
| | | 140,649 | | | | 144,026 | | | | 46,171 | | Amortization of prior service cost | | | — | | | | 3,511 | | | | 5,570 | | Net periodic benefit cost | | $ | 197,228 | | | $ | 210,762 | | | $ | 62,863 | | |
| Schedule of Changes in Projected Benefit Obligations [Table Text Block] |
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| | |
| | |
| | Net actuarial (gain) loss | | $ | (304,494 | ) | | $ | (12,291 | ) | | $ | 1,188,262 | | Recognized actuarial loss | | | (140,649 | ) | | | (144,026 | ) | | | (46,171 | ) | Recognized prior service cost | | | — | | | | (3,511 | ) | | | (5,570 | ) | Total recognized in other comprehensive income, before taxes | | $ | (445,143 | ) | | $ | (159,828 | ) | | $ | 1,136,521 | | Total recognized in net benefit cost and other comprehensive income, before taxes | | $ | (247,915 | ) | | $ | 50,934 | | | $ | 1,199,384 | | |
| Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block] |
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| | |
| | Plan assets in excess of projected benefit obligation: | | | | | | | | | Projected benefit obligation | | $ | 4,833,078 | | | $ | 4,884,300 | | Fair value of plan assets | | $ | 4,936,973 | | | $ | 4,551,061 | | Plan assets in excess of accumulated benefit obligation: | | | | | | | | | Accumulated benefit obligation | | $ | 4,365,973 | | | $ | 4,059,334 | | Fair value of plan assets | | $ | 4,936,973 | | | $ | 4,551,061 | | |
| Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] |
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| | |
| | |
| | |
Weighted average assumptions used to
determine benefit obligations as of December 31:
| | | | | | | | | | | | | |
| | | 4.25% | | | | 4.50% | | | | 4.00% | | Rate of compensation increase | | | 7.29 | | | | 7.29 | | | | 7.29 | | | | | | | | | | | | | | | | |
Weighted average assumptions used to determine benefit costs for the years ended December 31:
| | | | | | | | | | | | | |
| | | 4.50% | | | | 4.00% | | | | 5.00% | | Expected return on plan assets | | | 7.00 | | | | 7.00 | | | | 7.00 | | Rate of compensation increase | | | 7.29 | | | | 7.29 | | | | 7.29 | | |
| Fair Value, Assets Measured on Recurring Basis [Table Text Block] |
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| | | Identical Assets (Level 1) | | | Observable Inputs (Level 2) | | | Unobservable Inputs (Level 3) | | | | | | | | | | | | | | | | | | | | Cash and Cash Equivalents | | | | | | | | | | | | | | | | | |
| | $ | 1,048,282 | | | $ | 1,048,282 | | | $ | — | | | $ | — | | |
| | | 445,155 | | | | 445,155 | | | | — | | | | — | | |
| | | | | | | | | | | | | | | | | |
| | | 1,684,408 | | | | 1,684,408 | | | | — | | | | — | | |
| | | 1,759,128 | | | | 1,759,128 | | | | — | | | | — | | |
| | $ | 4,936,973 | | | $ | 4,936,973 | | | $ | — | | | $ | — | | | |
| | | Identical Assets (Level 1) | | | Observable Inputs (Level 2) | | | Unobservable Inputs (Level 3) | | | | | | | | | | | | | | | | | | | | Cash and Cash Equivalents | | | | | | | | | | | | | | | | | |
| | $ | 827,692 | | | $ | 827,692 | | | $ | — | | | $ | — | | |
| | | 196,380 | | | | 196,380 | | | | — | | | | — | | | Mutual Funds | | | | | | | | | | | | | | | | | |
| | | 1,730,404 | | | | 1,730,404 | | | | — | | | | — | | |
| | | 1,796,585 | | | | 1,796,585 | | | | — | | | | — | | |
| | $ | 4,551,061 | | | $ | 4,551,061 | | | $ | — | | | $ | — | | |
| Schedule of Expected Benefit Payments [Table Text Block] |
|
| |
| | |
| | $ | 214,910 | | |
| | | 245,175 | | |
| | | 268,755 | | |
| | | 282,475 | | |
| | | 276,299 | | | 2022 to 2026 | | | 1,287,248 | | |