COMMITMENTS AND CONTINGENCIES - Surety bonds and letters of credit (Details) $ in Thousands	Sep. 30, 2022 USD ($)
Surety bonds
Other Commitments [Line Items]
Under 1 year	$ 38,256
Total	38,256
Letters of credit
Other Commitments [Line Items]
Under 1 year	120,407
Total	$ 120,407

Amount of contractual obligation to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

No definition available.

Name:	us-gaap_ContractualObligationDueInNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant