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Summary of Significant Accounting Policies:Interest Rate Risk and Interest Rate Swaps (Details) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2022 USD ($) | Feb. 28, 2022 USD ($) | Dec. 31, 2021 USD ($) Derivative
Interest Rate Derivatives [Line Items] |  |  |
Long-term debt | $ 444,836 |  | $ 444,628
Interest Rate Swap [Member] |  |  |
Interest Rate Derivatives [Line Items] |  |  |
Number of Derivative Instrument | Derivative |  |  | 2
Interest Rate Swap [Member] | Not Designated as Hedging Instrument [Member] | Level 2 [Member] | Other assets [Member] |  |  |
Interest Rate Derivatives [Line Items] |  |  |
Fair value of interest rate swap agreements, Asset | 3,300 |  | $ 1,200
Interest Rate Swap [Member] | Not Designated as Hedging Instrument [Member] | Level 2 [Member] | Other Noncurrent Liabilities [Member] |  |  |
Interest Rate Derivatives [Line Items] |  |  |
Fair value of interest rate swap agreements, Liability |  |  | $ 100
Interest Rate Swap - $50 million notional amount fixed at 1.007% [Member] | Not Designated as Hedging Instrument [Member] |  |  |
Interest Rate Derivatives [Line Items] |  |  |
Interest rate swaps, notional amount |  | $ 50,000 |
Interest rate swaps, fixed interest rate |  | 1.007% |
Interest Rate Swap - $50 million notional amount fixed at 0.39% [Member] | Not Designated as Hedging Instrument [Member] |  |  |
Interest Rate Derivatives [Line Items] |  |  |
Interest rate swaps, notional amount | $ 50,000 |  |
Interest rate swaps, forward interest rate | 0.39% |  |
ABL Term Loan Due 2025 |  |  |
Interest Rate Derivatives [Line Items] |  |  |
Long-term debt | $ 50,000 |  |
ABL Term Loan Due 2025 | London Interbank Offered Rate (LIBOR) [Member] |  |  |
Interest Rate Derivatives [Line Items] |  |  |
Debt Instrument, Description of Variable Rate Basis | one-month LIBOR |  |

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