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Fair Value Measurements - (Tables) | 6 Months Ended
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Jun. 30, 2019
Fair Value Disclosures [Abstract] |
Estimated Fair Values of Financial Instruments | The estimated fair values of our financial instruments at the dates presented below are as follows:
| June 30, |  | December 31,
| 2019 |  | 2018
| Carrying |  | Fair |  | Carrying |  | Fair
(In thousands) | Amount |  | Value |  | Amount |  | Value
Cash, cash equivalents and restricted cash (Level 1) | $ | 44,274 |  |  | $ | 44,274 |  |  | $ | 24,947 |  |  | $ | 24,947 |
Short-term borrowings under revolving credit facilities (Level 2) | 235,000 |  |  | 234,995 |  |  | 100,000 |  |  | 99,909 |
Other short-term debt (Level 1) | — |  |  | — |  |  | 20,833 |  |  | 20,833 |
Long-term debt (Level 2) | 675,000 |  |  | 635,244 |  |  | 675,000 |  |  | 612,546 |

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- Definition Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13467-108611 Reference 2: 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
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