Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2019

Compensation Related Costs [Abstract]

Long-Term Incentive Compensation Plan Expense

The following table summarizes the outstanding LTIP awards as of December 31, 2019:

	Units Outstanding	Maximum Value		Inception to date earned through December 31, 2019 on outstanding units
2015 grant	179,250	$	17,925,000	$	17,925,000
2016 grant	199,500	19,950,000		15,243,000
2017 grant	210,000	21,000,000		10,938,900
2018 grant	215,250	21,525,000		7,501,463
2019 grant	228,750	22,875,000		3,068,338

The following table summarizes the LTIP expense for each of the three years ended December 31, 2019:

(In thousands)	2019			2018			2017
2013 grant	$	—		$	(1,124	)	$	7,667
2014 grant	(558		)	3,227			3,167
2015 grant	3,319			5,170			3,667
2016 grant	3,548			5,148			3,601
2017 grant	3,432			4,700			3,162
2018 grant	3,310			4,317			—
2019 grant	3,068			—			—
Total	$	16,119		$	21,438		$	21,264