Equity - Class C Preferred Units (Details) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended
	Jul. 15, 2019	Apr. 02, 2019	Jun. 30, 2019
Schedule of Capitalization, Equity [Line Items]
Notional units issued			$ 42,638
Preferred Class C [Domain]
Schedule of Capitalization, Equity [Line Items]
Notional units issued		$ 42,600
Preferred units, underwriting discounts and commissions		1,400
Preferred units, offering costs		$ 900
Preferred units, dividend payment terms		The current distribution rate for the Class C Preferred Units is 9.625% per year of the $25.00 liquidation preference per unit (equal to $2.41 per unit per year).
Preferred Class C [Domain] | Preferred Class C [Domain]
Schedule of Capitalization, Equity [Line Items]
Preferred units, issued (in units)		1,800,000
Preferred Class C [Domain]
Schedule of Capitalization, Equity [Line Items]
Preferred units dividend rate		9.625%
Preferred unit par or stated value per unit		$ 25.00
Subsequent Event | Preferred Class C [Domain]
Schedule of Capitalization, Equity [Line Items]
Amount paid to preferred unitholders	$ 1,100
Distributions made to preferred unitholders distributions declared per unit	$ 0.5949