Annual report pursuant to Section 13 and 15(d)

Related Party Transactions with Officers and Directors (Details)

v3.10.0.1
Related Party Transactions with Officers and Directors (Details) - USD ($)
12 Months Ended
Aug. 13, 2018
Sep. 27, 2015
Dec. 31, 2018
Chairman      
Employment agreement term     5 years
Officers' Compensation     $ 960,750
Annual base salary increase     5.00%
Annual target cash bonus     250.00%
CEO      
Employment agreement term     5 years
Officers' Compensation     $ 1,250,000
Annual target cash bonus     100.00%
Termination Benefits Scenario Without Cause or Good Reason [Member] | Chairman      
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] | Chairman      
Fixed severance payments     $ 11,750,000
Termination Benefits Scenario For Death Or Disability [Member] | Chairman      
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 | Chairman      
Target Allocation [Abstract]      
2015     16,000,000
2016     17,000,000
2017     18,000,000
2018     19,000,000
2019     20,000,000
Restricted Stock Units (RSUs) | CEO      
Officers' Compensation     $ 4,125,000
Performance Shares | CEO      
Grants in period 182,983    
Employee Stock Option | CEO      
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 7 years    
Options granted 577,358 1,680,065  
Option exercise price $ 22.18 $ 26.00  
Employee Stock Option | CEO | Tranche One      
Award Vesting Period Percentage 50.00% 50.00%  
Employee Stock Option | CEO | Tranche Two      
Award Vesting Period Percentage 50.00% 50.00%