XML 31 R21.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Segment, Geographic, Product and Significant Customer Information | 3 Months Ended
--- | ---
Mar. 26, 2016
Segment Reporting [Abstract] |
Geographic And Significant Customer Information Text Block | Note 15. Segment, Geographic, Product and Significant Customer Information The Company has one operating segment, which is the sale, design, manufacture, marketing and support of optical critical dimension and thin film systems. The following tables summarize total net revenues and long-lived assets (excluding intangible assets) attributed to significant countries (in thousands):
|  | Three Months Ended |
|  | March 26, 2016 |  |  | March 28, 2015 |
Total net revenues (1): |  |  |  |  |  |  |  |
United States |  | $ | 7,191 |  |  | $ | 9,078 |
South Korea |  |  | 8,436 |  |  |  | 14,643 |
China |  |  | 6,506 |  |  |  | 4,001 |
Taiwan |  |  | 5,477 |  |  |  | 14,428 |
Singapore |  |  | 9,902 |  |  |  | 2,794 |
Other |  |  | 9,977 |  |  |  | 5,432 |
Total net revenues |  | $ | 47,489 |  |  | $ | 50,376 |
|  | March 26, 2016 |  |  | December 26, 2015 |
Long-lived tangible assets: |  |  |  |  |  |  |  |
United States |  | $ | 41,281 |  |  | $ | 42,581 |
Japan |  |  | 63 |  |  |  | 59 |
South Korea |  |  | 664 |  |  |  | 697 |
All Other |  |  | 1,060 |  |  |  | 1,156 |
Total long-lived tangible assets |  | $ | 43,068 |  |  | $ | 44,493 |
The following customers accounted for 10% or more of total accounts receivable, net:
|  | At |
|  | March 26, 2016 |  |  | December 26, 2015 |
Micron |  |  | 30.7 | % |  | *** |
SK Hynix |  |  | 12.7 | % |  | *** |
Taiwan Semiconductor Manufacturing Company Limited |  |  | 12.6 | % |  |  | 25.6 | %
Intel |  |  | 11.1 | % |  | *** |
Toshiba Corporation |  |  | 11.1 | % |  |  | 27.1 | %
Samsung Electronics Co. Ltd. |  | *** |  |  | *** |
*** | The customer accounted for less than 10% of total accounts receivable, net, as of that period end.
The following customers accounted for 10% or more of total net revenues:
|  | Three Months Ended |
|  | March 26, 2016 |  |  | March 28, 2015 |
Micron |  |  | 25.9 | % |  | *** |
SK Hynix |  |  | 16.7 | % |  |  | 13.4 | %
Intel Corporation |  |  | 15.7 | % |  | *** |
Toshiba Corporation |  |  | 11.9 | % |  | *** |
Taiwan Semiconductor Manufacturing Company Limited |  |  | 10.1 | % |  |  | 22.3 | %
Samsung Electronics Co. Ltd. |  | *** |  |  |  | 30.3 | %
*** | The customer accounted for less than 10% of total net revenues during the period.

X
- Definition Geographic and significant customer information. + References No definition available. + Details
Name: | nano_GeographicAndSignificantCustomerInformationTextBlock
Namespace Prefix: | nano_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration