Net Earnings (Loss) Per Common Unitholders' Interest (Tables)

6 Months Ended

Jan. 31, 2019

Earnings Per Share [Abstract]

Earnings Distribution Allocation

	Ratio of total distributions payable to:
Quarterly distribution per common unit	Common unitholder		General partner
$0.56 to $0.63	86.9	%	13.1	%
$0.64 to $0.82	76.8	%	23.2	%
$0.83 and above	51.5	%	48.5	%

Basic And Diluted Net Earnings Per Common Unitholders' Interest

	For the three months ended January 31,				For the six months ended January 31,
	2019		2018		2019		2018
	(in thousands, except per common unit amounts)
Common unitholders’ interest in net earnings (loss)	$	42,911	$	(1,824)	$	(13,534)	$	(49,260)
Weighted average common units outstanding (in thousands)		97,152.7		97,152.7		97,152.7		97,152.7
Basic and diluted net earnings (loss) per common unit	$	0.44	$	(0.02)	$	(0.14)	$	(0.51)