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Basis of Presentation - Revenue Recognition (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Mar. 31, 2019 | Mar. 31, 2018 | Jul. 01, 2018 | Jun. 30, 2018
Revenue Recognition |  |  |  |  |  |
Revenues | $ 304,284 | $ 267,299 | $ 873,738 | $ 801,960 |  |
Costs of goods sold | 192,968 | 169,714 | 556,165 | 511,474 |  |
Operating expenses | 79,196 | 89,842 | 237,489 | 245,202 |  |
Income from operations | 32,120 | 7,743 | 80,084 | 45,284 |  |
Interest expense and other expense, net | (5,595) | (4,625) | (16,546) | (14,156) |  |
Income tax provision | (6,899) | (565) | (15,403) | (65,369) |  |
Net income (loss) | 19,626 | $ 2,553 | 48,135 | $ (34,241) |  |
Assets |  |  |  |  |  |
Accounts receivable, net | 218,433 |  | 218,433 |  |  | $ 210,744
Inventories | 297,704 |  | 297,704 |  |  | 313,552
Other assets | 767,978 |  | 767,978 |  |  |
Liabilities |  |  |  |  |  |
Current liabilities | 425,500 |  | 425,500 |  |  | 443,322
Other liabilities | 332,807 |  | 332,807 |  |  |
Stockholders' Equity |  |  |  |  |  |
Retained earnings | 382,880 |  | 382,880 |  |  | 334,745
Contract Assets |  |  |  |  |  |
Unbilled revenue | 25,590 |  | 25,590 |  |  | 13,087
Contract Liabilities |  |  |  |  |  |
Advances from customers | 60,016 |  | 60,016 |  |  | 55,761
Deferred revenue - current | 34,710 |  | 34,710 |  |  | 28,899
Deferred revenue - long-term | 8,864 |  | 8,864 |  |  | 9,562
Remaining Performance Obligations |  |  |  |  |  |
Revenue remaining performance obligation | 178,400 |  | $ 178,400 |  |  |
Revenue, Practical Expedient, Financing Component [true false] |  |  | true |  |  |
Recently Adopted Accounting Pronouncements |  |  |  |  |  |
Prepaid expenses and other assets | $ 35,050 |  | $ 35,050 |  |  | $ 41,587
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2018-10-01 |  |  |  |  |  |
Remaining Performance Obligations |  |  |  |  |  |
Remaining performance obligation expected timing of satisfaction period | 12 months |  | 12 months |  |  |
Remaining performance obligation expected percentage recognized | 44.00% |  | 44.00% |  |  |
ASU 2014-09 | Balances without Adoption of ASC 606 |  |  |  |  |  |
Revenue Recognition |  |  |  |  |  |
Revenues | $ 293,254 |  | $ 843,815 |  |  |
Costs of goods sold | 187,111 |  | 541,402 |  |  |
Operating expenses | 75,508 |  | 227,144 |  |  |
Income from operations | 30,635 |  | 75,269 |  |  |
Interest expense and other expense, net | (5,595) |  | (16,546) |  |  |
Income tax provision | (6,625) |  | (14,593) |  |  |
Net income (loss) | 18,415 |  | 44,130 |  |  |
Assets |  |  |  |  |  |
Accounts receivable, net | 202,266 |  | 202,266 |  |  |
Inventories | 312,494 |  | 312,494 |  |  |
Other assets | 768,789 |  | 768,789 |  |  |
Liabilities |  |  |  |  |  |
Current liabilities | 428,939 |  | 428,939 |  |  |
Other liabilities | 332,807 |  | 332,807 |  |  |
Stockholders' Equity |  |  |  |  |  |
Retained earnings | 378,875 |  | 378,875 |  |  |
ASU 2014-09 | Effect of Change |  |  |  |  |  |
Revenue Recognition |  |  |  |  |  |
Revenues | 11,030 |  | 29,923 |  |  |
Costs of goods sold | 5,857 |  | 14,763 |  |  |
Operating expenses | 3,688 |  | 10,345 |  |  |
Income from operations | 1,485 |  | 4,815 |  |  |
Income tax provision | (274) |  | (810) |  |  |
Net income (loss) | 1,211 |  | 4,005 |  |  |
Assets |  |  |  |  |  |
Accounts receivable, net | 16,167 |  | 16,167 |  |  |
Inventories | (14,790) |  | (14,790) |  |  |
Other assets | (811) |  | (811) |  |  |
Liabilities |  |  |  |  |  |
Current liabilities | (3,439) |  | (3,439) |  |  |
Stockholders' Equity |  |  |  |  |  |
Retained earnings | 4,005 |  | 4,005 |  |  |
Contract Assets |  |  |  |  |  |
Unbilled revenue | 12,503 |  | $ 12,503 |  |  |
Percentage of change in unbilled revenue |  |  | 96.00% |  |  |
Contract Liabilities |  |  |  |  |  |
Advances from customers | 4,225 |  | $ 4,225 |  |  |
Deferred revenue - current | 5,811 |  | 5,811 |  |  |
Deferred revenue - long-term | $ (698) |  | $ (698) |  |  |
Percentage of of change in customer deposits and prepayments |  |  | 8.00% |  |  |
Percentage of change deferred revenue current |  |  | 20.00% |  |  |
Percentage of change deferred revenue noncurrent |  |  | (7.00%) |  |  |
ASU 2016-16 |  |  |  |  |  |
Recently Adopted Accounting Pronouncements |  |  |  |  |  |
Prepaid expenses and other assets |  |  |  |  | $ (3,000) |
Deferred tax asset |  |  |  |  | $ 3,000 |

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