CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2019
Reconciliation of cash, cash equivalents, and restricted cash to the consolidated balance sheets
Cash and cash equivalents of continuing operations	$ 227,427	$ 250,649	$ 256,642
Cash and cash equivalents included in assets held for sale	45,000	45,000	45,000
Short-term restricted cash included in prepaid expenses and other current assets	7,145	3,567	3,529
Long-term restricted cash included in other assets	5,761	3,310
Total cash, cash equivalents and restricted cash shown in the consolidated statements of cash flows	$ 285,333	$ 302,526	$ 305,171
Restricted Cash, Current, Statement of Financial Position	Prepaid expenses and other current assets	Prepaid expenses and other current assets	Prepaid expenses and other current assets
Restricted Cash, Noncurrent, Statement of Financial Position	Other assets	Other assets	Other assets