Leases (Notes)

12 Months Ended

Sep. 30, 2020

Leases [Abstract]

Leases of Lessee Disclosure [Text Block]

9.  LEASES

We enter into various contractual arrangements for the right to use facilities, vehicles and equipment. The lease term generally ranges from two to ten years for facilities and three to five years for vehicles and equipment. Our lease terms may include the exercise of renewal or termination options when it is reasonably certain these options will be exercised. Our lease agreements do not contain any material residual value guarantees or restrictive covenants.

Current operating and finance liabilities of $11,056 and $418, respectively, were included in "Accounts payable and accrued expenses" in the Consolidated Balance Sheets as of September 30, 2020. Non-current finance lease liabilities and finance lease right-of-use assets were included in the "Other non-current liabilities" and "Other non-current assets", respectively, in the Consolidated Balance Sheets.

The maturities of our lease liabilities as of September 30, 2020, are as follows:

	Operating Leases		Finance Leases		Total
2021	$	11,269	$	430	$	11,699
2022	8,743		403		9,146
2023	5,822		401		6,223
2024	3,488		368		3,856
2025	2,110		167		2,277
Thereafter	3,175		—		3,175
Total undiscounted lease payments	$	34,607	$	1,769	$	36,376
Less: imputed interest	3,021		182		3,203
Present value of lease liabilities	$	31,586	$	1,587	$	33,173

The total future undiscounted cash flows related to lease agreements committed to but not yet commenced as of September 30, 2020, is $3,946.

Lease cost recognized in our Consolidated Statements of Comprehensive Income is summarized as follows:

	Year Ended
	September 30, 2020
Operating lease cost	$	12,910
Finance lease cost
Amortization of lease assets	203
Interest on lease liabilities	47
Finance lease cost	250
Short-term lease cost	1,163
Variable lease cost	827
Total lease cost	$	15,150

Other information about lease amounts recognized in our Consolidated Financial Statements is summarized as follows:

	Year Ended
	September 30, 2020
Operating cash flows used for operating leases	$	12,934
Operating cash flows used for finance leases	47
Right-of-use assets obtained in exchange for new operating lease liabilities	10,640
Right-of-use assets obtained in exchange for new finance lease liabilities	1,803

	September 30, 2020
Weighted-average remaining lease term - operating leases	4.3 years
Weighted-average remaining lease term - finance leases	4.4 years
Weighted-average discount rate - operating leases	3.9	%
Weighted-average discount rate - finance leases	5.1	%

For a discussion of leases with certain related parties which are included below, see Note 13, “Related-Party Transactions.”

Rent expense was $14,073, $10,553 and $7,680 for the years ended September 30, 2020, 2019 and 2018, respectively.