XML 79 R65.htm IDEA: XBRL DOCUMENT v3.6.0.2
Note 12 - Stock-based Compensation (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Mar. 02, 2006
Mar. 31, 2016
Mar. 31, 2015
Nov. 30, 2014
Mar. 31, 2014
May 31, 2012
Nov. 30, 2010
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2014
Mar. 31, 2014
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross                       0 0 0  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value                       $ 273,000 $ 274,000 $ 263,000  
Allocated Share-based Compensation Expense                       302,000 267,000 270,000  
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense                       $ 113,000 $ 103,000 $ 106,000  
Allocated Share-based Compensation Expense, Impact on Earnings Per Share, Diluted                       $ 0.03      
Allocated Share-based Compensation Expense, Impact on Earnings Per Share, Basic                       $ 0.02      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized                       $ 239,000      
Allocated Share-based Compensation Expense, Impact on Earnings Per Share, Basic and Diluted                         $ 0.02 $ 0.02  
Share Price                       $ 25.98      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value                       $ 6.07 $ 0 $ 6.34  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value                       $ 101,000 $ 940,000 $ 1,355,000  
Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options                       91,000 $ 236,000 $ 846,000  
Amortization Year 2 [Member]                              
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized                       135,000      
Amortization, Year 3 [Member]                              
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized                       98,000      
Amortization, Year 4 [Member]                              
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized                       $ 6,000      
Restricted Stock [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period       9,500               7,275      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value       $ 42.65               $ 30.81 [1]      
Share-based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period, Percentage       20.00%                      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value [1]                       $ 42.65      
Nonqualified Options [Member] | Key Employees [Member]                              
Share-based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period, Percentage           20.00% 20.00%                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross           104,000 50,000     9,500          
Allocated Share-based Compensation Expense                   $ 94,000          
Nonqualified Options [Member] | Annual Grant to Non-employee [Member]                              
Allocated Share-based Compensation Expense               $ 70,000 $ 70,000   $ 60,000        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Grants in Period               325 175   504        
Performance Based Variable Nonqualified Stock Options [Member]                              
Share-based Compensation Arrangement By Share-based Payment Award, Performance Awards Earned                             4,442
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period                             59,558
Performance Based Variable Nonqualified Stock Options [Member] | Key Employees [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage             20.00%                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross             64,000                
The 2006 Stock Option Plan [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 750,000                            
The 2014 Stock Option Plan [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant                       355,000      
The 2014 Stock Option Plan [Member] | Restricted Stock [Member] | Chief Executive Officer [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   5,000                          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value   $ 30.81                          
The 2014 Stock Option Plan [Member] | Restricted Stock [Member] | Chief Executive Officer [Member] | Share-based Compensation Award, Tranche One [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   25.00%                          
The 2014 Stock Option Plan [Member] | Restricted Stock [Member] | Chief Executive Officer [Member] | Share-based Compensation Award, Tranche Four [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   25.00%                          
The 2014 Stock Option Plan [Member] | Restricted Stock [Member] | Chief Executive Officer [Member] | Share-based Compensation Award, Tranche Two [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   25.00%                          
The 2014 Stock Option Plan [Member] | Restricted Stock [Member] | Chief Executive Officer [Member] | Share-based Compensation Award, Tranche Three [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   25.00%                          
The 2014 Stock Option Plan [Member] | Nonqualified Options [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross                       0 0    
The 2014 Stock Option Plan [Member] | Stock Award [Member] | Director [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   2,275 1,225   3,024                    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value   $ 30.80 $ 57.27   $ 19.88                    
The 2014 Stock Option Plan [Member] | Minimum [Member] | Restricted Stock [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent 85.00%                            
The 2014 Stock Option Plan [Member] | Minimum [Member] | Nonqualified Options [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period                       5 years      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage                       20.00%      
The 2014 Stock Option Plan [Member] | Maximum [Member] | Nonqualified Options [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period                       10 years      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage                       25.00%      
[1] The weighted-average grant date fair value was based on the closing price of the Company's stock on the date of the grant.