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Stock-Based Compensation (Additional Information) (Detail) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2020 USD ($) item $ / shares shares | Dec. 31, 2019 USD ($) $ / shares | Jun. 30, 2020 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Total intrinsic value of options exercised | $ | $ 100,000 | $ 900,000 |
Total pre-tax unrecognized compensation costs related to non-vested awards | $ | $ 29,600,000 |  |
Total pre-tax unrecognized compensation costs related to non-vested awards expected to be recognized, years | 2 years 7 months 6 days |  |
Total fair value of options and Restricted Stock Units vested | $ | $ 16,900,000 | 13,300,000 |
Share-based Payment Arrangement, Amount Capitalized | $ | $ 0 | $ 0 | $ 0
Stock Incentive Plans |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based compensation arrangements plans | item | 2 |  |
Weighted average estimated grant date fair values, for options granted at market price, per share | $ / shares | $ 12.23 | $ 16.98 |
Common Stock, Capital Shares Reserved for Future Issuance | shares | 3,587,986 |  |
Stock Incentive Plans | Maximum |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Term of options (in years) | 10 years |  |
Vesting Period (in years) | 5 years |  |
Restricted Stock Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares | $ 30.62 | $ 42.66 |
Restricted Stock Units Outstanding, Shares Granted | shares | 564,900 |  |
Performance Based Shares |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Term of options (in years) | 3 years |  |
Restricted Stock Units Outstanding, Shares Granted | shares | 191,850 |  |
Non-Performance Based Shares |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Term of options (in years) | 3 years |  |
Restricted Stock Units Outstanding, Shares Granted | shares | 373,050 |  |
Non-Performance Based Shares | Minimum |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Term of options (in years) | 1 year |  |
Non-Performance Based Shares | Maximum |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Term of options (in years) | 4 years |  |

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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + 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 (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + 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 (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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