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Stock-Based Compensation and Stock Repurchases (Tables) | 12 Months Ended
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Dec. 31, 2016
Stock-Based Compensation and Stock Repurchases [Abstract] |
Summary Of Stocks Awarded |
﻿ |  |  |  |  |  |  |  |  |
﻿ |  | Fair Value |  | Number of Shares |  | Fair Value Per Share
﻿2014 |  | $ | 1,200,000 |  |  | 160,643 |  | $ | 7.47
﻿2013 |  |  | 750,000 |  |  | 125,209 |  |  | 5.99
﻿
Schedule Of Fair Value Of Options, Weighted Average Assumptions |
﻿ |  |  |  |  |  |  |  |  |
﻿ |  | 2016 |  | 2015 |  | 2014
﻿Stock option exercise price |  | $ | $11.87 |  | $ | 13.30 |  | $ | 8.56
﻿Risk-free interest rate |  |  | 1.20% |  |  | 2.23% |  |  | 2.51%
﻿Expected dividend yield |  |  | -- |  |  | -- |  |  | --
﻿Expected option life in years |  |  | 3.75 |  |  | 4.00 |  |  | 5.00
﻿Expected volatility |  |  | 25.01% |  |  | 31.86% |  |  | 31.33%
﻿Weighted average fair value |  | $ | 2.49 |  | $ | 3.82 |  | $ | 2.76
﻿
Schedule Of Stock Options Outstanding |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ | Outstanding Stock Options
﻿ | Number of Options |  | Weighted Average Exercise Price |  | Weighted Average Remaining Years of Contractual Life |  | Aggregate Intrinsic Value
﻿ | Class A |  | Class B |  | Class A |  | Class B |  | Class A&B |  | Class A&B
﻿Outstanding - January 1, 2014 | 709,850 |  | 185,100 |  | $ | 6.66 |  | $ | 9.90 |  | 4.70 |  | $ | 938,503
﻿Granted | 80,000 |  | -- |  |  | 8.56 |  |  | -- |  |  |  |  |
﻿Exercised | (157,600) |  | -- |  |  | 6.21 |  |  | -- |  |  |  | $ | 374,022
﻿Expired | (64,000) |  | -- |  |  | 6.83 |  |  | -- |  |  |  |  |
﻿Outstanding - December 31, 2014 | 568,250 |  | 185,100 |  | $ | 6.88 |  | $ | 9.90 |  | 2.40 |  | $ | 4,197,000
﻿Granted | 112,000 |  | -- |  |  | 13.30 |  |  | -- |  |  |  |  |
﻿Exercised | (185,685) |  | (185,100) |  |  | 6.09 |  |  | 9.90 |  |  |  | $ | 327,170
﻿Expired | (8,000) |  | -- |  |  | 6.23 |  |  | -- |  |  |  |  |
﻿Outstanding - December 31, 2015 | 486,565 |  | -- |  | $ | 8.68 |  | $ | -- |  | 2.89 |  | $ | 2,188,011
﻿Granted | 169,327 |  | -- |  |  | 11.87 |  |  | -- |  |  |  |  |
﻿Exercised | (46,815) |  | -- |  |  | 9.50 |  |  | -- |  |  |  | $ | 220,002
﻿Expired | (74,000) |  | -- |  |  | 7.02 |  |  | -- |  |  |  |  |
﻿Outstanding - December 31, 2016 | 535,077 |  | -- |  | $ | 9.84 |  | $ | -- |  | 2.61 |  | $ | 3,615,191
﻿
Summary Of Vested Stock Options |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ | Vested and Unvested Stock Options
﻿ | Number of Options |  | Weighted Average Exercise Price |  | Weighted Average Remaining Years of Contractual Life |  | Aggregate Intrinsic Value
﻿ | Class A |  | Class B |  | Class A |  |  | Class B |  | Class A&B |  | Class A&B
﻿Vested |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿December 31, 2016 | 296,500 |  | -- |  | $ | 7.88 |  | $ | -- |  | 1.59 |  | $ | 2,584,500
﻿December 31, 2015 | 256,065 |  | -- |  |  | 7.64 |  |  | -- |  | 2.14 |  |  | 1,401,321
﻿December 31, 2014 | 348,000 |  | 185,100 |  |  | 6.82 |  |  | 9.90 |  | 3.63 |  |  | 2,476,230
﻿Unvested |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿December 31, 2016 | 238,577 |  | -- |  |  | 12.28 |  |  | -- |  | 3.87 |  |  | 1,030,691
﻿December 31, 2015 | 230,500 |  | -- |  |  | 9.83 |  |  | -- |  | 3.72 |  |  | 786,690
﻿December 31, 2014 | 220,250 |  | -- |  |  | 6.98 |  |  | -- |  | 4.25 |  |  | 1,720,770
﻿
Schedule Of Stocks Repurchased |
﻿ |  |  |  |  |  |  |  |
﻿ |  | Shares Acquired |  | Share Price |  | Total Paid (in thousands)
﻿2016 |  | 181,739 |  | $ | 15.68 |  | $ | 2,850
﻿2015 |  | 240,102 |  | $ | 12.95 |  | $ | 3,110
﻿2014 |  | 432,252 |  |  | 9.42 |  |  | 4,070
﻿Total |  | 854,093 |  | $ | 11.74 |  | $ | 10,030
﻿

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- Definition Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 + Details
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