Annual report pursuant to Section 13 and 15(d)

Transactions with Officers and Directors (Details)

v3.6.0.2
Transactions with Officers and Directors (Details) - Chief Executive Officer
 12 Months Ended
Dec. 31, 2016
USD ($)
Employment agreement term 5 years
Officers' Compensation $ 960,750
Annual base salary increase 5.00%
Annual target cash bonus 250.00%
Target Allocation [Abstract]  
Percentage of award issued in options 80.00%
Percentage of award issued in Performance RSUs 20.00%
Termination Benefits Scenario Without Cause or Good Reason [Member]  
Severance payment multiple 1.5
Pro rated severance payment $ 11,750,000
Fixed severance payments $ 17,500,000
Additional vesting added upon termination 18 months
Termination Benefits Scenario With No Good Reason [Member]  
Fixed severance payments $ 11,750,000
Termination Benefits Scenario For Death Or Disability [Member]  
Severance payment multiple 1.5
Pro rated severance payment $ 11,750,000
Fixed severance payments $ 17,500,000
Performance Options And Performance Based Restricted Stock Units [Member] | Common Class B  
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 7 years
Target Allocation [Abstract]  
2015 $ 16,000,000
2016 17,000,000
2017 18,000,000
2018 19,000,000
2019 $ 20,000,000
Maximum percentage of grant of performance awards 50.00%