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v3.19.1

Debt (Schedule of Debt) (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2019 | Dec. 31, 2018 | Mar. 25, 2015
Debt Instrument [Line Items] |  |  |
Revolving credit facility | $ 91,000 | $ 96,000 |
Debt: |  |  |
Total debt | 1,859 | 2,516 |
Less: current portion | (1,013) | (1,533) |
Total long-term debt, net | 846 | 983 |
Revolving Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Revolving credit facility | $ 91,000 | 96,000 |
Debt: |  |  |
Debt, maturity | September 2021 |  |
Maximum [Member] | Revolving Credit Facility [Member] |  |  |
Debt: |  |  |
Long-term debt, weighted average interest rate | 3.55% |  |
Minimum [Member] | Revolving Credit Facility [Member] |  |  |
Debt: |  |  |
Long-term debt, weighted average interest rate | 3.54% |  |
Senior Notes [Member] |  |  |
Debt: |  |  |
Debt interest rate |  |  | 9.50%
PST Short-Term Obligations [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Short-term debt | $ 474 | 989 |
Debt: |  |  |
Debt, maturity | December 2019 |  |
Interest rate | 6.00% |  |
PST Long-Term Notes [Member] |  |  |
Debt: |  |  |
Long-term debt | $ 1,385 | $ 1,527 |
Debt, maturity | November 2021 |  |
Interest rate | 8.00% |  |

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