Incentive Plans (Tables)

3 Months Ended

Mar. 31, 2019

Compensation Related Costs [Abstract]

Schedule of share based incentive award activity

Activity for outstanding restricted stock awards and performance units is as follows:

	Three Months Ended March 31, 2019
	Restricted Stock Equity Awards		Restricted Stock Liability Awards		Performance Units
Beginning incentive compensation awards	799,672		201,501		119,169
Awards granted	470,204		125,607		86,483
Awards forfeited	(3,201	)	(2,026	)	—
Awards vested (a)	(391,446	)	(101,219	)	(39,793	)
Ending incentive compensation awards	875,229		223,863		165,859