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Shared-based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2016
Share-based Compensation [Abstract] |
Schedule of Assumptions Used | The weighted average input assumptions used and resulting fair values were as follows: ﻿
﻿ |  |  |  |  |
﻿ | 2016 |  | 2015 |  | 2014
﻿Expected term (in years) | 6 |  | 6 |  | 6
﻿Risk-free interest rate | 1.11% |  | 1.71% |  | 1.61%
﻿Expected volatility | 42.22% |  | 50.91% |  | 63.15%
﻿Dividend yield | 3.56% |  | - |  | -
﻿ ﻿﻿
Schedule of Share-based Compensation, Stock Options, Activity | The following table summarizes the stock option activity: ﻿
﻿ |  |  |  |  |  |  |
﻿ | Shares |  | Weighted-Average Exercise Price |  | Weighted-Average Remaining Contractual Life (Yrs) |  | Aggregate Intrinsic Value
﻿Outstanding at December 31, 2015 | 98 |  | $ 28.17 |  |  |  |
﻿ Granted | 50 |  | 27.99 |  |  |  |
﻿ Exercised | (12) |  | 25.64 |  |  |  |
﻿ Forfeited | (6) |  | 29.87 |  |  |  |
﻿ Expired | (1) |  | 31.55 |  |  |  |
﻿Outstanding at December 31, 2016 | 129 |  | $ 28.22 |  | 8.20 |  | $ 1,736
﻿Exercisable at December 31, 2016 | 49 |  | $ 27.45 |  | 7.31 |  | $ 689
﻿ ﻿﻿
Restricted Stock Activity | The following table summarizes the restricted stock activity: ﻿
﻿ |  |  |
﻿ | Shares |  | Weighted-Average Grant Date Fair Value
﻿Unvested at December 31, 2015 | 264 |  | $ 26.38
﻿ Granted | 92 |  | 30.61
﻿ Vested | (102) |  | 27.42
﻿ Forfeited | (39) |  | 26.43
﻿Unvested at December 31, 2016 | 215 |  | $ 27.69
﻿﻿﻿

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- 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=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + 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)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- 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=6415400&loc=d3e5070-113901 + Details
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