DEBT - Amended Credit Agreement (Details) $ in Thousands, $ in Millions | 3 Months Ended | | |
Mar. 31, 2021USD ($)debt_instrumentlender | Mar. 31, 2021AUD ($)debt_instrumentlender | Dec. 31, 2020USD ($)debt_instrument | Dec. 31, 2020AUD ($)debt_instrument |
Line of Credit Facility [Line Items] | | | | |
Interest coverage ratio | 3 | | | |
Leverage ratio | 3.50 | | | |
Long-term debt | $ 235,803 | | $ 248,585 | |
Credit facility | | | | |
Line of Credit Facility [Line Items] | | | | |
Number of lenders | lender | 8 | 8 | | |
Credit facility | Minimum | | | | |
Line of Credit Facility [Line Items] | | | | |
Lender commitments, within credit agreement | $ 22,400 | | | |
Credit facility | Maximum | | | | |
Line of Credit Facility [Line Items] | | | | |
Lender commitments, within credit agreement | 71,100 | | | |
Credit facility | US term loan | | | | |
Line of Credit Facility [Line Items] | | | | |
Term loan, face amount | $ 194,800 | | | |
Third Amendment to the Credit Agreement | Minimum | | | | |
Line of Credit Facility [Line Items] | | | | |
Leverage ratio | 2.50 | | | |
Third Amendment to the Credit Agreement | Maximum | | | | |
Line of Credit Facility [Line Items] | | | | |
Leverage ratio | 4 | | | |
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 | 3.50% | | | |
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 | 4.50% | | | |
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 | 2.50% | | | |
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 | 3.50% | | | |
Revolving credit facility | Credit facility | | | | |
Line of Credit Facility [Line Items] | | | | |
Revolving credit facility, maximum borrowing capacity | $ 167,300 | | | |
Revolving credit facility, U.S. subsidiaries | Credit facility | | | | |
Line of Credit Facility [Line Items] | | | | |
Outstanding letters of credit | 1,200 | | | |
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 | | | |
Revolving credit facility, Canadian subsidiaries | Credit facility | | | | |
Line of Credit Facility [Line Items] | | | | |
Outstanding letters of credit | 2,000 | | | |
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 | | | |
Revolving credit facility, Australian subsidiaries | Credit facility | | | | |
Line of Credit Facility [Line Items] | | | | |
Outstanding letters of credit | 100 | | | |
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 | | | |
Bank Guarantee Facility | | | | |
Line of Credit Facility [Line Items] | | | | |
Revolving credit facility, maximum borrowing capacity | | $ 3 | | |
Number of debt instruments | debt_instrument | 2 | 2 | 2 | 2 |
Long-term debt | | $ 0.9 | | $ 0.8 |
Maximum Leverage Ratio | Revolving credit facility, Australian subsidiaries | Amended And restated syndicated facility agreement | | | | |
Line of Credit Facility [Line Items] | | | | |
Gross proceeds from qualified offering of indebtedness | $ 150,000 | | | |