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Stock-based Compensation - Fair Value Assumptions and Expense (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract] |  |  |  |
Risk-free interest rate | 1.72% | 2.97% |  |
Risk-free interest rate, minimum |  |  | 1.58% | 2.87%
Risk-free interest rate, maximum |  |  | 1.72% | 2.97%
Expected term | 6 years 3 months 7 days | 6 years 18 days | 6 years 3 months 7 days | 6 years 18 days
Dividend yield | 0.00% | 0.00% | 0.00% | 0.00%
Volatility | 49.74% | 50.02% |  |
Volatility, minimum |  |  | 49.74% | 47.34%
Volatility, maximum |  |  | 50.04% | 50.02%
Weighted-average fair value (in dollars per share) | $ 10.30 | $ 6.62 | $ 9.14 | $ 8.77
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |  |
Stock-based compensation expense before taxes | $ 4,964 | $ 5,247 | $ 10,018 | $ 11,121
Income tax impact | (1,131) | (1,082) | (2,283) | (2,324)
Stock-based compensation expense, net | 3,833 | 4,165 | 7,735 | 8,797
Employee stock option |  |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |  |
Unrecognized compensation cost related to non-vested stock-based awards | 6,500 |  | $ 6,500 |
Unrecognized compensation cost related to non-vested stock based awards, period for recognition (in years) |  |  | 2 years 6 months 10 days |
Restricted stock units (RSUs) |  |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |  |
Unrecognized compensation cost related to non-vested stock-based awards | 32,600 |  | $ 32,600 |
Unrecognized compensation cost related to non-vested stock based awards, period for recognition (in years) |  |  | 2 years 9 months 21 days |
Performance-Based Restricted Stock Units (PRSUs) |  |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |  |
Unrecognized compensation cost related to non-vested stock-based awards | 100 |  | $ 100 |
Unrecognized compensation cost related to non-vested stock based awards, period for recognition (in years) |  |  | 1 year |
Cost of sales |  |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |  |
Stock-based compensation expense before taxes | 384 | 428 | $ 779 | 866
Research and development |  |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |  |
Stock-based compensation expense before taxes | 3,126 | 3,212 | 6,256 | 6,708
Sales and marketing |  |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |  |
Stock-based compensation expense before taxes | 423 | 436 | 859 | 941
General and administrative |  |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |  |
Stock-based compensation expense before taxes | $ 1,031 | $ 1,171 | $ 2,124 | $ 2,606

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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(ii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The estimated measure of the maximum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References No definition available. + Details
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- Definition The estimated measure of the minimum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References No definition available. + Details
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iv) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The maximum risk-free interest rate assumption that is used in valuing an option on its own shares. + References No definition available. + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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