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Fair Value Measurements (Tables) | 12 Months Ended
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Dec. 31, 2016
Fair Value Disclosures [Abstract] |
Summary of Financial Assets and Liabilities | A summary of financial assets and liabilities that are measured at fair value on a recurring basis, as of December 31, 2016 and 2015 were as follows (in thousands):
| Quoted Prices in Active Markets |  | Significant Other Observable Inputs |  | Significant Unobservable Inputs |  |
| (Level 1) |  | (Level 2) |  | (Level 3) |  | Total
December 31, 2016 |  |  |  |  |  |  |
Assets: |  |  |  |  |  |  |
Derivative financial instruments | $ | — |  |  | $ | 146 |  |  | $ | — |  |  | $ | 146 |
Investments: |  |  |  |  |  |  |
Cash surrender value of life insurance |  |  |  |  |  |  |
policies - deferred compensation plan | — |  |  | 36,269 |  |  | — |  |  | 36,269 |
Marketable securities - other | 3,692 |  |  | — |  |  | — |  |  | 3,692 |
Liabilities: |  |  |  |  |  |  |
Deferred compensation plan | — |  |  | 30,307 |  |  | — |  |  | 30,307 |
December 31, 2015 |  |  |  |  |  |  |
Assets: |  |  |  |  |  |  |
Derivative financial instruments | $ | — |  |  | $ | 210 |  |  | $ | — |  |  | $ | 210 |
Investments: |  |  |  |  |  |  |
Cash surrender value of life insurance |  |  |  |  |  |  |
policies - deferred compensation plan | — |  |  | 45,254 |  |  | — |  |  | 45,254 |
Marketable securities - other | 2,387 |  |  | — |  |  | — |  |  | 2,387 |
Liabilities: |  |  |  |  |  |  |
Deferred compensation plan | — |  |  | 43,568 |  |  | — |  |  | 43,568 |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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