XML 109 R78.htm IDEA: XBRL DOCUMENT
v3.19.3

Fair Value of Financial Instruments - Summary of Assets Associated with Pension Plan (Details) - USD ($) $ in Thousands | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | $ 13,761 | $ 13,068
Level 1 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 3,182 | 2,900
Level 2 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 10,579 | 10,168
Level 3 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 0 | 0
Mutual Funds |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 2,888 | 2,539
Mutual Funds | Level 1 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 2,888 | 2,539
Mutual Funds | Level 2 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 0 | 0
Mutual Funds | Level 3 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 0 | 0
Fixed Income |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 10,579 | 10,168
Fixed Income | Level 1 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 0 | 0
Fixed Income | Level 2 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 10,579 | 10,168
Fixed Income | Level 3 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 0 | 0
Cash and Cash Equivalents |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 294 | 361
Cash and Cash Equivalents | Level 1 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 294 | 361
Cash and Cash Equivalents | Level 2 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | 0 | 0
Cash and Cash Equivalents | Level 3 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Assets, fair value disclosure | $ 0 | $ 0

X
- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
Name: | us-gaap_AssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_MutualFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_FixedIncomeFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_CashAndCashEquivalentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |