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Segment Reporting and Geographic Information - Schedule of Revenue from External Customers (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
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Jun. 30, 2019 | [1],[2] | Mar. 31, 2019 | [1],[2] | Dec. 31, 2018 | [1],[2] | Sep. 30, 2018 | [1],[2] | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017
Segment Reporting and Geographic Information |  |  |  |  |  |  |  |  |  |  |
Revenues | $ 1,258,435 | $ 1,097,311 | $ 1,119,898 | $ 1,093,260 | $ 1,070,004 | $ 1,021,294 | $ 975,822 | $ 969,581 | $ 4,568,904 | $ 4,036,701 | $ 3,480,014
Segment percent of total revenues |  |  |  |  |  |  |  |  | 100.00% | 100.00% | 100.00%
China |  |  |  |  |  |  |  |  |  |  |
Segment Reporting and Geographic Information |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | $ 1,215,807 | $ 643,033 | $ 412,098
Segment percent of total revenues |  |  |  |  |  |  |  |  | 27.00% | 16.00% | 12.00%
Taiwan |  |  |  |  |  |  |  |  |  |  |
Segment Reporting and Geographic Information |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | $ 1,105,726 | $ 636,363 | $ 1,104,307
Segment percent of total revenues |  |  |  |  |  |  |  |  | 24.00% | 16.00% | 32.00%
North America |  |  |  |  |  |  |  |  |  |  |
Segment Reporting and Geographic Information |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | $ 596,452 | $ 494,330 | $ 523,024
Segment percent of total revenues |  |  |  |  |  |  |  |  | 13.00% | 12.00% | 14.00%
Korea |  |  |  |  |  |  |  |  |  |  |
Segment Reporting and Geographic Information |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | $ 584,091 | $ 1,178,601 | $ 688,094
Segment percent of total revenues |  |  |  |  |  |  |  |  | 13.00% | 29.00% | 20.00%
Japan |  |  |  |  |  |  |  |  |  |  |
Segment Reporting and Geographic Information |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | $ 581,529 | $ 638,358 | $ 351,202
Segment percent of total revenues |  |  |  |  |  |  |  |  | 13.00% | 16.00% | 10.00%
Europe and Israel |  |  |  |  |  |  |  |  |  |  |
Segment Reporting and Geographic Information |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | $ 305,924 | $ 300,883 | $ 263,789
Segment percent of total revenues |  |  |  |  |  |  |  |  | 7.00% | 7.00% | 8.00%
Rest of Asia |  |  |  |  |  |  |  |  |  |  |
Segment Reporting and Geographic Information |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | $ 179,375 | $ 145,133 | $ 137,500
Segment percent of total revenues |  |  |  |  |  |  |  |  | 3.00% | 4.00% | 4.00%
[1] | On February 20, 2019, we completed the acquisition of Orbotech for total consideration of approximately $3.26 billion. The operating results of Orbotech have been included in our Consolidated financial statements for the fiscal year ended June 30, 2019 from the Acquisition Date. For additional details, refer to Note 6 “Business Combinations” to our Consolidated Financial Statements.
[2] | On July 1, 2018, we adopted ASC 606 using the modified retrospective transition approach. Results for reporting periods beginning after June 30, 2018 are presented under ASC 606, while prior period amounts are not adjusted and continue to be reported in accordance with the previous revenue guidance in ASC 605.

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
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