Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2021

Compensation Related Costs [Abstract]

Long-Term Incentive Compensation Plan Expense

The following table summarizes the outstanding LTIP awards as of December 31, 2021:

	Units Outstanding	Maximum Value		Inception to date earned through December 31, 2021 on outstanding units
2017 grant	192,750	$	19,275,000	$	18,937,688
2018 grant	197,250	19,725,000		15,103,433
2019 grant	216,500	21,650,000		10,659,096
2020 grant	222,250	22,225,000		7,303,735
2021 grant	227,500	22,750,000		4,905,969

The following table summarizes the LTIP expense for each of the three years ended December 31, 2021:

(In thousands)	2021		2020		2019
2014 grant	$	—	$	—	$	(558)
2015 grant	—		(168)		3,319
2016 grant	(117)		3,176		3,548
2017 grant	6,012		2,914		3,432
2018 grant	5,503		2,776		3,310
2019 grant	5,309		2,490		3,068
2020 grant	5,065		2,276		—
2021 grant	4,906		—		—
Total	$	26,678	$	13,464	$	16,119