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Employee Benefit Plans (Tables) | 12 Months Ended
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Jun. 30, 2018
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract] |
Employer Contributions |
| Fiscal Year Ended June 30,
| 2018 |  | 2017 |  | 2016
| (in thousands)
Matching contributions | $ | 1,163 |  |  | $ | 875 |  |  | $ | 735 |
Discretionary contributions | 4,700 |  |  | 3,413 |  |  | 3,617 |
Total contributions | $ | 5,863 |  |  | $ | 4,288 |  |  | $ | 4,352 |

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- Definition Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
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