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Stockholders' Equity - Stock Options Granted (Details) | 101 Months Ended
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Sep. 30, 2019 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 13,021,758
Options Outstanding (in shares) | 7,460,434
Options Exercisable (in shares) | 2,493,166
January 2, 2019 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 1,316,924
Option Exercise (Strike) Price (in dollars per share) | $ / shares | $ 26.00
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares | $ 25.705
Options Outstanding (in shares) | 1,292,720
Options Exercisable (in shares) | 29,010
January 2, 2018 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 1,087,936
Option Exercise (Strike) Price (in dollars per share) | $ / shares | $ 27.50
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares | $ 27.270
Options Outstanding (in shares) | 1,027,436
Options Exercisable (in shares) | 42,370
January 3, 2017 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 1,529,578
Option Exercise (Strike) Price (in dollars per share) | $ / shares | $ 23.50
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares | $ 23.475
Options Outstanding (in shares) | 1,231,114
Options Exercisable (in shares) | 359,900
April 19, 2016 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 1,690,880
Option Exercise (Strike) Price (in dollars per share) | $ / shares | $ 23.00
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares | $ 22.870
Options Outstanding (in shares) | 1,261,154
Options Exercisable (in shares) | 312,714
April 21, 2015 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 1,786,440
Option Exercise (Strike) Price (in dollars per share) | $ / shares | $ 21.00
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares | $ 20.630
Options Outstanding (in shares) | 933,636
Options Exercisable (in shares) | 428,460
April 22, 2014 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 1,910,000
Option Exercise (Strike) Price (in dollars per share) | $ / shares | $ 28.00
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares | $ 25.265
Options Outstanding (in shares) | 711,150
Options Exercisable (in shares) | 465,540
April 16, 2013 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 410,000
Option Exercise (Strike) Price (in dollars per share) | $ / shares | $ 27.00
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares | $ 24.625
Options Outstanding (in shares) | 115,346
Options Exercisable (in shares) | 74,096
April 17, 2012 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 2,470,000
Option Exercise (Strike) Price (in dollars per share) | $ / shares | $ 27.00
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares | $ 24.505
Options Outstanding (in shares) | 864,378
Options Exercisable (in shares) | 757,576
April 19, 2011 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Granted (in shares) | 820,000
Option Exercise (Strike) Price (in dollars per share) | $ / shares | $ 17.50
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares | $ 15.890
Options Outstanding (in shares) | 23,500
Options Exercisable (in shares) | 23,500

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