Shareholders' Equity (Tables)

3 Months Ended

Mar. 31, 2018

Equity [Abstract]

Restricted Shares and RSUs Activity Roll Forward

The following table presents the activity related to awards of RSUs, PSUs and restricted shares:

(Shares in thousands)	Units/Shares		Wtd. Avg. Grant Date Fair Value
Nonvested at January 1, 2018	12,948		$	33.90
Granted	3,414		49.11
Vested	(3,413	)	33.54
Forfeited	(75	)	34.65
Nonvested at March 31, 2018	12,874		38.03
Expected to vest at March 31, 2018	11,862		38.03