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v3.20.1

Borrowings (Details) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2020 USD ($) item $ / shares | Mar. 31, 2019 USD ($) | Mar. 31, 2020 USD ($) item $ / shares | Mar. 31, 2019 USD ($) | Jun. 30, 2019 USD ($) | Feb. 28, 2017 USD ($)
Borrowings |  |  |  |  |  |
Borrowings outstanding | $ 95,000 |  | $ 95,000 |  | $ 88,000 |
Number of consecutive trading days | item | 30 |  |  |  |  |
Components of long-term debt |  |  |  |  |  |
Other long-term debt | $ 2,186 |  | 2,186 |  | 2,061 |
Total | 265,680 |  | 265,680 |  | 258,556 |
Less current portion of long-term debt | (903) |  | (903) |  | (804) |
Long-term portion of debt | 264,777 |  | 264,777 |  | 257,752 |
Revolving Credit Facility |  |  |  |  |  |
Borrowings |  |  |  |  |  |
Maximum borrowing capacity | 535,000 |  | 535,000 |  |  |
Sub-limit available for letters of credit | 300,000 |  | $ 300,000 |  |  |
Unused commitment fee (as a percent) |  |  | 0.10% |  |  |
Borrowings outstanding | 95,000 |  | $ 95,000 |  |  |
Amount outstanding under letters of credit | 48,100 |  | 48,100 |  |  |
Available credit facility | 391,900 |  | $ 391,900 |  |  |
Revolving Credit Facility | Minimum |  |  |  |  |  |
Borrowings |  |  |  |  |  |
Unused commitment fee (as a percent) |  |  | 0.10% |  |  |
Revolving Credit Facility | Maximum |  |  |  |  |  |
Borrowings |  |  |  |  |  |
Increase in the credit agreement's borrowing capacity available under certain circumstances | 250,000 |  | $ 250,000 |  |  |
Unused commitment fee (as a percent) |  |  | 0.25% |  |  |
Revolving Credit Facility | LIBOR |  |  |  |  |  |
Borrowings |  |  |  |  |  |
Interest rate margin (as a percent) |  |  | 1.00% |  |  |
Revolving Credit Facility | LIBOR | Minimum |  |  |  |  |  |
Borrowings |  |  |  |  |  |
Interest rate margin (as a percent) |  |  | 1.00% |  |  |
Revolving Credit Facility | LIBOR | Maximum |  |  |  |  |  |
Borrowings |  |  |  |  |  |
Interest rate margin (as a percent) |  |  | 1.75% |  |  |
1.25% Convertible Senior Notes Due 2022 |  |  |  |  |  |
Borrowings |  |  |  |  |  |
Principal amount | $ 287,500 |  | $ 287,500 |  |  | $ 287,500
Interest rate (as a percentage) | 1.25% |  | 1.25% |  |  |
Conversion ratio |  |  | 9.3056 |  |  |
Conversion price | $ / shares | $ 107.46 |  | $ 107.46 |  |  |
Premium on stock price | 38.50% |  | 38.50% |  |  |
Threshold percentage of stock price | 130.00% |  | 130.00% |  |  |
Number of trading days | item | 20 |  | 20 |  |  |
Number of consecutive trading days | item |  |  | 30 |  |  |
Principal amount of the notes to be repurchased (as a percentage) |  |  | 100.00% |  |  |
Liability component of convertible debt | $ 242,400 |  | $ 242,400 |  |  |
Equity component of convertible debt | 45,100 |  | 45,100 |  |  |
Debt issuance costs | 7,700 |  | 7,700 |  |  |
Debt Component of debt issuance costs | 6,500 |  | 6,500 |  |  |
Equity component of debt issuance costs | 1,200 |  | 1,200 |  |  |
Total interest expense | 3,300 | $ 3,200 | 9,700 | $ 9,400 |  |
Contractual interest expense | 900 | 900 | 2,700 | 2,700 |  |
Amortization of debt discount | 2,100 | 2,000 | 6,100 | 5,800 |  |
Amortization of debt issuance costs | 300 | $ 300 | 900 | $ 900 |  |
Unamortized discount | $ (21,165) |  | $ (21,165) |  | (27,283) |
Effective interest rate (as a percent) | 4.50% |  | 4.50% |  |  |
Unamortized debt issuance costs | $ 2,841 |  | $ 2,841 |  | 3,722 |
Components of long-term debt |  |  |  |  |  |
Principal amount | 287,500 |  | 287,500 |  | 287,500 |
Unamortized discount | (21,165) |  | (21,165) |  | (27,283) |
Unamortized debt issuance costs | (2,841) |  | (2,841) |  | (3,722) |
Total | 263,494 |  | 263,494 |  | $ 256,495 |
Bank lines of credit |  |  |  |  |  |
Borrowings |  |  |  |  |  |
Amount outstanding under letters of credit | 41,600 |  | 41,600 |  |  |
Available credit facility | $ 24,200 |  | $ 24,200 |  |  |

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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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