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Stock Based Compensation (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Stock based compensation: |  |  |
Employee Service Shared-based Compensation, Tax Benefit from Compensation Expense, Restricted Stock | $ 110,000 | $ 33,000 | $ (126,000)
Restricted stock, weighted average grant date fair value: |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 10 |  |
2006 Plan |  |  |
Stock based compensation: |  |  |
Number of shares authorized for grant | 3,000,000 |  |
Shares Remaining for Issuance | 744,697 |  |
Stock Appreciation Rights (SARs) [Member] |  |  |
Stock based compensation: |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | 222,112 | 0 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | $ 2.57 | $ 0.00 |
Restricted stock, weighted average grant date fair value: |  |  |
Total unrecognized compensation expense | $ 386,000 | $ 0 |
Weighted average period for recognition of compensation expense | 2 years 4 months |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term | 4 years 4 months |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value | $ 0 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | 226,021 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value | $ 2.57 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period | 0 |  |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price | $ 0.00 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price | $ 2.57 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Number of Shares | (3,909) |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price | $ 2.57 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number | 29,028 |  |
Stock Appreciation Rights (SARs) [Member] | Selling, General and Administrative Expenses [Member] |  |  |
Stock based compensation: |  |  |
Stock based compensation expense | $ 185,000 | $ 0 |
Restricted Stock [Member] |  |  |
Restricted stock, nonvested: |  |  |
Restricted stock, nonvested, beginning of year (in shares) | 349,885 | 141,095 | 158,261
Restricted stock, grants in period (in shares) | 135,268 | 315,429 | 84,643
Restricted stock, vested in period (in shares) | (117,828) | (82,067) | (95,717)
Restricted stock, forfeitures in period (in shares) | (23,406) | (24,572) | (6,092)
Restricted stock, nonvested, end of year (in shares) | 343,919 | 349,885 | 141,095
Restricted stock, weighted average grant date fair value: |  |  |
Restricted stock, nonvested, weighted average grant date fair value, beginning of period (USD per share) | $ 10.62 | $ 16.79 | $ 14.55
Restricted stock, grants in period, weighted average grant date fair value (USD per share) | 7.65 | 11.32 | 19.17
Restricted stock, vested in period, weighted average grant date fair value (USD per share) | 13.81 | 16.57 | 15.25
Restricted stock, forfeitures in period, weighted average grant date fair value (USD per share) | 15.02 | 16.91 | 17.93
Restricted stock, nonvested, weighted average grant date fair value, end of period (USD per share) | $ 9.37 | $ 10.62 | $ 16.79
Total unrecognized compensation expense | $ 1,923,000 | $ 2,598,000 |
Weighted average period for recognition of compensation expense | 1 year 10 months |  |
Shares Paid for Tax Withholding for Share Based Compensation | 16,047 | 17,180 | 19,533
Restricted Stock [Member] | 2006 Plan |  |  |
Stock based compensation: |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years |  |
Restricted Stock [Member] | Selling, General and Administrative Expenses [Member] |  |  |
Stock based compensation: |  |  |
Stock based compensation expense | $ 1,379,000 | $ 1,774,000 | $ 1,331,000
Equity [Member] |  |  |
Stock based compensation: |  |  |
Employee Service Shared-based Compensation, Tax Benefit from Compensation Expense, Restricted Stock |  |  | $ (126,000)

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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + 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)(iv)(3) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. + 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)(2)(iii)(3) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + 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)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. + 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)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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