XML 130 R85.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Leases - Components of Lease Expense included in Consolidated Statement of Income (Detail) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($)
Lessor Lease Description [Line Items] |
Total operating lease expense | $ 3,881
Research and Development Expenses [Member] |
Lessor Lease Description [Line Items] |
Total operating lease expense | 2,417
Selling, General and Administrative Expenses [Member] |
Lessor Lease Description [Line Items] |
Total operating lease expense | 1,400
Cost of Sales [Member] |
Lessor Lease Description [Line Items] |
Total operating lease expense | $ 64

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LessorLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of operating lease expense. Excludes sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918638-209977 + Details
Name: | us-gaap_OperatingLeaseExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_ResearchAndDevelopmentExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_CostOfSalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |