Stockholders' Equity of the Company (Details) - USD ($)	1 Months Ended	3 Months Ended
	Jun. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Aug. 31, 2016
Equity, Class of Treasury Stock [Line Items]
Authorized capital stock (shares)	260,000,000	260,000,000
Authorized shares, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	160,000,000	160,000,000		160,000,000
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01		$ 0.01
Excess stock, shares authorized (shares)	75,000,000	75,000,000
Excess stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (shares)	25,000,000	25,000,000
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Excess shares issued (shares)	0	0
Stock repurchase program, authorized amount					$ 1,000,000,000.0
Total number of shares purchased	393,496	2,447,153	982
Average price paid per share (in dollars per share)		$ 103.41	$ 103.89
2016 Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Total number of shares purchased		2,448,135	982
Maximum approximate dollar value of shares that may yet be purchased under the plan	$ 746,800,000	$ 746,800,000	$ 999,900,000