Long-Term Debt (Details)
$ in Thousands |
|
1 Months Ended |
3 Months Ended |
9 Months Ended |
12 Months Ended |
|
|
Dec. 15, 2016
USD ($)
|
Dec. 31, 2017
USD ($)
|
May 31, 2019
USD ($)
|
Feb. 28, 2019
USD ($)
|
Nov. 30, 2018
USD ($)
|
May 31, 2020
USD ($)
|
May 31, 2019
USD ($)
|
Aug. 31, 2018
USD ($)
|
Aug. 31, 2019
USD ($)
|
| Long-term debt |
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| Principal payment |
|
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$ 25,000
|
|
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| New Credit Agreement |
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| Long-term debt |
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| Maximum borrowing capacity |
$ 150,000
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| Additional borrowing capacity |
$ 50,000
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| Carrying value of direct and indirect domestic subsidiaries |
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$ 259,615
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| Applicable interest rate (as a percent) |
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|
0.00%
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| Term of debt |
|
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|
5 years
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| Amount drawn remained outstanding |
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|
$ 0
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|
$ 0
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| Term of potential debt |
|
|
|
|
|
7 years
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|
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| Amount drew in relation to acquisition |
|
$ 65,000
|
|
|
|
|
|
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| Principal payment |
|
|
$ 6,000
|
$ 9,000
|
$ 10,000
|
|
|
$ 40,000
|
|
| New Credit Agreement | Minimum |
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| Long-term debt |
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| Consolidated fixed charge coverage ratio |
1.25
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| New Credit Agreement | Maximum |
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| Long-term debt |
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| Net leverage ratio |
3.25
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| New Credit Agreement | London Interbank Offered Rate (LIBOR) |
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| Long-term debt |
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| Interest payment due |
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|
3 months
|
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| New Credit Agreement | London Interbank Offered Rate (LIBOR) | Minimum |
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| Long-term debt |
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| Interest rate margin on variable rate basis (as a percent) |
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|
1.00%
|
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|
| New Credit Agreement | London Interbank Offered Rate (LIBOR) | Maximum |
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| Long-term debt |
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| Interest rate margin on variable rate basis (as a percent) |
|
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|
1.75%
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