DEBT - Amended Credit Agreement (Details) $ in Millions, $ in Millions | Sep. 30, 2021CAD ($) | Sep. 29, 2021CAD ($) | Sep. 08, 2021USD ($) | Sep. 30, 2021USD ($)lender | Sep. 30, 2020USD ($) | Mar. 31, 2022 | Dec. 31, 2022 | Sep. 30, 2021USD ($)lender | Sep. 30, 2020USD ($) | Sep. 30, 2021AUD ($)lender | Sep. 08, 2021CAD ($) | Dec. 31, 2020USD ($) |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Loss on extinguishment of debt | | | | $ 416,000 | $ 383,000 | | | $ 416,000 | $ 383,000 | | | |
Less: Unamortized debt issuance costs | | | | 2,075,000 | | | | $ 2,075,000 | | | | $ 2,501,000 |
Interest coverage ratio | | | | | | | | 3 | | | | |
Leverage ratio | | | | | | | | 3.50 | | | | |
Long-term debt | | | | $ 193,162,000 | | | | $ 193,162,000 | | | | 248,585,000 |
Scenario, Forecast | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Leverage ratio | | | | | | 3.25 | 3 | | | | | |
Credit facility | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Number of lenders | lender | | | | 7 | | | | 7 | | 7 | | |
Credit facility | Minimum | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Lender commitments, within credit agreement | | | | $ 22,500,000 | | | | $ 22,500,000 | | | | |
Credit facility | Maximum | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Lender commitments, within credit agreement | | | | 52,000,000 | | | | $ 52,000,000 | | | | |
Credit facility | US term loan | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Term loan, face amount | | | | | | | | | | | | 194,800,000 |
Third Amendment to the Credit Agreement | Minimum | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Leverage ratio | | | | | | | | 2 | | | | |
Third Amendment to the Credit Agreement | Maximum | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Leverage ratio | | | | | | | | 3.50 | | | | |
Third Amendment to the Credit Agreement | Eurodollar Applicable Margin Rate, Bank Bill Swap Bid Rate (BBSY), and US Base Rate | Minimum | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Debt instrument, basis spread on variable rate | | | | | | | | 3.00% | | | | |
Third Amendment to the Credit Agreement | Eurodollar Applicable Margin Rate, Bank Bill Swap Bid Rate (BBSY), and US Base Rate | Maximum | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Debt instrument, basis spread on variable rate | | | | | | | | 4.00% | | | | |
Third Amendment to the Credit Agreement | Alternative Base Rate (ABR), Canadian Prime Rate, and US Base Rate | Minimum | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Debt instrument, basis spread on variable rate | | | | | | | | 2.00% | | | | |
Third Amendment to the Credit Agreement | Alternative Base Rate (ABR), Canadian Prime Rate, and US Base Rate | Maximum | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Debt instrument, basis spread on variable rate | | | | | | | | 3.00% | | | | |
Syndicated Facility Agreement | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Less: Unamortized debt issuance costs | | | $ 3,000,000 | | | | | | | | | |
Syndicated Facility Agreement | US term loan | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Term loan, face amount | | | | | | | | | | | $ 100 | |
Canadian Term Loan | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Principal periodic payment | $ 10 | $ 11.2 | | | | | | | | | | |
Revolving credit facility | Credit facility | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Revolving credit facility, maximum borrowing capacity | | | | | | | | | | | | 167,300,000 |
Revolving credit facility | Syndicated Facility Agreement | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Revolving credit facility, maximum borrowing capacity | | | 200,000,000 | | | | | | | | | |
Revolving credit facility increase | | | 32,700,000 | | | | | | | | | |
Revolving credit facility, U.S. subsidiaries | Credit facility | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Outstanding letters of credit | | | | 900,000 | | | | $ 900,000 | | | | |
Revolving credit facility, U.S. subsidiaries | Third Amendment to the Credit Agreement | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Revolving credit facility, maximum borrowing capacity | | | | | | | | | | | | 10,000,000 |
Revolving credit facility, U.S. subsidiaries | Syndicated Facility Agreement | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Revolving credit facility, maximum borrowing capacity | | | 10,000,000 | | | | | | | | | |
Revolving credit facility, Canadian subsidiaries | Credit facility | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Outstanding letters of credit | | | | 1,200,000 | | | | 1,200,000 | | | | |
Revolving credit facility, Canadian subsidiaries | Third Amendment to the Credit Agreement | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Revolving credit facility, maximum borrowing capacity | | | | | | | | | | | | 122,300,000 |
Revolving credit facility, Canadian subsidiaries | Syndicated Facility Agreement | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Revolving credit facility, maximum borrowing capacity | | | 155,000,000 | | | | | | | | | |
Revolving credit facility, Australian subsidiaries | Credit facility | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Outstanding letters of credit | | | | $ 0 | | | | $ 0 | | | | |
Revolving credit facility, Australian subsidiaries | Third Amendment to the Credit Agreement | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Revolving credit facility, maximum borrowing capacity | | | | | | | | | | | | $ 35,000,000 |
Revolving credit facility, Australian subsidiaries | Syndicated Facility Agreement | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Revolving credit facility, maximum borrowing capacity | | | $ 35,000,000 | | | | | | | | | |
Bank Guarantee Facility | | | | | | | | | | | | |
Line of Credit Facility [Line Items] | | | | | | | | | | | | |
Long-term debt | | | | | | | | | | $ 0.8 | | |