Stockholders' Equity - Stock Options Granted (Details)	102 Months Ended
	Sep. 30, 2021 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Granted (in shares)	11,375,531
Options Outstanding (in shares)	5,486,190
Options Exercisable (in shares)	1,995,198
January 4, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Granted (in shares)	741,510
Option Exercise (Strike) Price (in dollars per share) | $ / shares	$ 48.00
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares	$ 47.650
Options Outstanding (in shares)	715,053
Options Exercisable (in shares)	26,643
January 2, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Granted (in shares)	902,263
Option Exercise (Strike) Price (in dollars per share) | $ / shares	$ 38.00
Closing Stock Price on Date of Grant (in dollars per share) | $ / shares	$ 37.230
Options Outstanding (in shares)	848,066
Options Exercisable (in shares)	24,964
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)	1,035,830
Options Exercisable (in shares)	285,098
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)	763,921
Options Exercisable (in shares)	337,067
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)	750,260
Options Exercisable (in shares)	380,596
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)	693,029
Options Exercisable (in shares)	498,611
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)	441,398
Options Exercisable (in shares)	278,570
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)	224,937
Options Exercisable (in shares)	149,953
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)	13,696
Options Exercisable (in shares)	13,696