XML 71 R56.htm IDEA: XBRL DOCUMENT v3.7.0.1
Compensation Plans - Equity Incentive Plan (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Jun. 02, 2016
Apr. 30, 2014
Dec. 31, 2016
Compensation Plans      
Deduction limit     $ 1,000
2014 Equity Incentive Plan      
Compensation Plans      
Shares authorized per employee   200,000  
Shares authorized 910,750 660,750  
Additional shares authorized 250,000    
Shares available for issuance     245,750
2014 Equity Incentive Plan | Restricted Stock and Others      
Compensation Plans      
Shares authorized per employee   150,000  
2014 Equity Incentive Plan | Minimum | Restricted Stock and Others      
Compensation Plans      
Vesting period     3 years