Subsequent Event (Details) - USD ($) $ in Millions	Jul. 27, 2017	Jun. 25, 2017
Common stock repurchase program
Subsequent Event [Line Items]
Stock repurchase program, authorized amount		$ 1,575.0
Common stock repurchase program | Subsequent event
Subsequent Event [Line Items]
Stock repurchase program, authorized amount	$ 2,075.0
Stock repurchase program, remaining authorized amount	590.2
Common stock repurchase authorized July 2017 | Subsequent event
Subsequent Event [Line Items]
Stock repurchase program, authorized amount	$ 500.0