Shareholders' Equity and Redeemable Non-controlling Interests, Shareholders' Equity, Ordinary shares (Details) - shares	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Ordinary share outstanding [Abstract]
Beginning balance (in shares)	333,476,883
Ending balance (in shares)	333,703,450
Ordinary shares [Member]
Ordinary share outstanding [Abstract]
Beginning balance (in shares)	333,476,883	375,696,661
Share-based compensation (in shares)	196,037	235,550
Employee stock purchase plan (in shares)	81,215	42,792
Purchase of ordinary shares (in shares)	(50,685)	(5,648,900)
Ending balance (in shares)	333,703,450	370,326,103