v2.4.0.8

Stock-Based Compensation And Employee Stock Option Plan (Schedule Of Stock Options Outstanding And Exercisable) (Details) (USD $) | 12 Months Ended |  |  |  |  |
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2013 Class A [Member] | Dec. 31, 2012 Class A [Member] | Dec. 31, 2010 Class A [Member] | Dec. 31, 2013 Class B [Member] | Dec. 31, 2012 Class B [Member] | Dec. 31, 2011 Class B [Member] | Dec. 31, 2010 Class B [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Common Stock Options Outstanding, Beginning balance |  |  | 672,350 | 622,350 | 622,350 | 185,100 | 185,100 | 185,100 | 185,100
Common Stock Options Outstanding, Granted |  |  | 175,000 | 206,000 |  |  |  |  |
Common Stock Options Outstanding, Exercised |  |  | (137,500) | (136,000) |  |  |  |  |
Common Stock Options Outstanding, Expired |  |  |  | (20,000) |  |  |  |  |
Common Stock Options Outstanding, Ending balance |  |  | 709,850 | 672,350 | 622,350 | 185,100 | 185,100 | 185,100 | 185,100
Weighted Average Exercise Price of Options Outstanding, Beginning price |  |  | $ 6.24 | $ 5.65 | $ 5.65 | $ 9.90 | $ 9.90 | $ 9.90 | $ 9.90
Weighted Average Exercise Price of Options Outstanding, No activity |  |  |  | $ 5.94 |  |  |  |  |
Weighted Average Exercise Price of Options Outstanding, Granted | $ 6.19 | $ 5.94 | $ 6.19 |  |  |  |  |  |
Weighted Average Exercise Price of Options Outstanding, Exercised |  |  | $ 4.00 | $ 4.68 |  |  |  |  |
Weighted Average Exercise Price of Options Outstanding, Expired |  |  |  | $ 3.75 |  |  |  |  |
Weighted Average Exercise Price of Options Outstanding, Ending price |  |  | $ 6.66 | $ 6.24 | $ 5.65 | $ 9.90 | $ 9.90 | $ 9.90 | $ 9.90
Common Stock Exercisable Options, Outstanding Beginning balance |  |  | 546,350 | 544,383 | 449,750 | 185,100 | 185,100 | 167,550 | 150,000
Common Stock Exercisable Options, Outstanding Ending balance |  |  | 490,350 | 546,350 | 449,750 | 185,100 | 185,100 | 167,550 | 150,000
Weighted Average Price of Exercisable Options, Outstanding Beginning balance |  |  | $ 6.26 | $ 5.86 | $ 6.22 | $ 9.90 | $ 9.90 | $ 10.05 | $ 10.24
Weighted Average Price of Exercisable Options, Outstanding Ending balance |  |  | $ 6.85 | $ 6.26 | $ 6.22 | $ 9.90 | $ 9.90 | $ 10.05 | $ 10.24

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + 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)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(c), d(2) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + 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)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(c) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + 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)(iv)(4) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(g) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Net number of share options (or share units) granted during the period. + 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)(iv)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(d) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options. + 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 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(a) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph b(1)(b) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. + References No definition available. + Details
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