| **Business and Summary of Significant Accounting Principles (Shareholders Equity Statements Immaterial Error Correction) (Details) (USD $)In Thousands, unless otherwise specified** | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended |           | 3 Months Ended | 9 Months Ended |           |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------|----------------|----------------|----------------|-----------|----------------|----------------|-----------|
||
| Beginning balances, retained earnings                                                                                                                                                |           |           | $ 97,911       | $ 92,200       |      | $ 93,607       | $ 99,433       |      | $ (1,407) | $ (1,522) |
| Net income                                                                                                                                                                           | 3,523          | 7,239          | 8,580          | 6,594          | 7,210     | 6,738          |           | 29        | (144) |   |
| Ending balances, retained earnings                                                                                                                                                   | 107,022        | 98,794         | 107,022        | 98,794         | 100,345   | 100,345        | 99,433         | (1,551)   | (1,551) | (1,522) |
| Beginning balances, total stockholders' equity                                                                                                                                       |           |           | 173,647        | 199,099        |      | 200,506        | 175,169        |      | (1,407) | (1,522) |
| Ending balances, total stockholders' equity                                                                                                                                          | $ 175,543      | $ 188,065      | $ 175,543      | $ 188,065      | $ 189,616 | $ 189,616      | $ 175,169      | $ (1,551) | $ (1,551) | $ (1,522) |

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| - Definition
The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.
+ References
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| - Definition
The cumulative amount of the reporting entity's undistributed earnings or deficit.
+ References
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| - Definition
Total of Stockholders' Equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity including portions attributable to both the parent and noncontrolling interests (previously referred to as minority interest), if any. The entity including portions attributable to the parent and noncontrolling interests is sometimes referred to as the economic entity. This excludes temporary equity and is sometimes called permanent equity.
+ References
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