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Debt - Textual (Details) - USD ($) |  |  |  |  | 12 Months Ended | 37 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
May 03, 2016 | Mar. 23, 2016 | Oct. 23, 2014 | Mar. 20, 2013 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | May 01, 2019 | Dec. 31, 2013
Debt [Line Items] |  |  |  |  |  |  |  |  |
Interest expense, debt, total |  |  |  |  | $ 56,468,000 | $ 53,090,000 | $ 50,832,000 |  |
Loss on redemption of Notes |  |  |  |  | (33,298,000) | 0 | 0 |  |
Interest expense amortization of debt premium |  |  |  |  | (312,000) | (1,178,000) | (975,000) |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability |  |  |  |  | 8,227,000 | 38,887,000 | 18,652,000 |  |
Amortization of financing costs |  |  |  |  | 3,022,000 | 3,448,000 | $ 3,222,000 |  |
Debt instrument, unamortized premium |  |  |  |  | 0 | 5,838,000 |  |  |
Letters of credit outstanding, amount |  |  |  |  | 4,360,000 |  |  |  |
Outstanding Checks |  |  |  |  | $ 80,193,000 | 73,558,000 |  |  |
Wells Fargo Capital Finance, LLC |  |  |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Description |  |  |  |  | On March 20, 2013, MDC, Maxxcom Inc. (a subsidiary of MDC) and each of their subsidiaries party thereto entered into an amended and restated, $225 million senior secured revolving credit agreement due 2018 (the Credit Agreement) with Wells Fargo Capital Finance, LLC, as agent, and the lenders from time to time party thereto. Advances under the Credit Agreement will be used for working capital and general corporate purposes, in each case pursuant to the terms of the Credit Agreement. Capitalized terms used in this section and not otherwise defined have the meanings set forth in the Credit Agreement. Advances under the Credit Agreement bear interest as follows: (a)(i) LIBOR Rate Loans bear interest at the LIBOR Rate and (ii) Base Rate Loans bear interest at the Base Rate, plus (b) an applicable margin. The initial applicable margin for borrowing is 1.25% in the case of Base Rate Loans and 2.00% in the case of LIBOR Rate Loans. In addition to paying interest on outstanding principal under the Credit Agreement, MDC is required to pay an unused revolver fee to lenders under the Credit Agreement in respect of unused commitments thereunder. |  |  |  |
Debt instrument, maturity date | May 03, 2021 |  | Sep. 30, 2019 |  |  |  |  |  |
Six Point Five Zero Percentage Notes [Domain] |  |  |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, percentage redeemable redemption date, additional |  |  |  |  | 106.50% |  |  |  |
Stated interest rate |  | 6.50% |  |  | 6.50% |  |  |  |
Proceeds from issuance of debt |  | $ 880,000 |  |  |  |  |  |  |
Debt instrument, face amount |  | $ 900,000 |  |  |  |  |  |  |
Debt instrument, percentage of redemption price, redemption date one |  |  |  |  | 104.875% |  |  |  |
Debt instrument, redemption date, one |  |  |  |  | May 01, 2019 |  |  |  |
Debt instrument, percentage of redemption price, redemption date two |  |  |  |  | 103.25% |  |  |  |
Debt instrument, redemption date, two |  |  |  |  | May 01, 2020 |  |  |  |
Debt instrument, percentage of redemption price, redemption date, latest for redemption at face amount |  |  |  |  | 100.00% |  |  |  |
Debt Instrument, Redemption Date, Four |  |  |  |  | May 01, 2022 |  |  |  |
Debt instrument, percentage of redemption price, change in ownership control |  |  |  |  | 101.00% |  |  |  |
Debt Instrument, Percentage Of Redemption Price, Redemption Date Three |  |  |  |  | 101.625% |  |  |  |
Debt Instrument, Redemption Date, Three |  |  |  |  | May 01, 2021 |  |  |  |
6.75% Notes |  |  |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |  |  |
Loss on redemption of Notes |  |  |  |  | $ 33,298 |  |  |  |
Stated interest rate |  |  |  | 6.75% | 6.75% |  | 6.75% |  | 6.75%
Debt instrument, percentage of redemption price, redemption date one |  | 103.375% |  |  |  |  |  |  |
Revolving Credit Facility [Member] | Wells Fargo Capital Finance, LLC |  |  |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |  |  |
Long-term Line of Credit |  |  |  |  | $ 54,425,000 | 0 |  |  |
Line of Credit Facility, Expiration Date |  |  |  | Dec. 31, 2018 |  |  |  |  |
Line of credit facility, increase (decrease) |  |  | $ 100,000,000 |  |  |  |  |  |
Maximum borrowing capacity |  |  | $ 325,000,000 | $ 225,000,000 |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate, Rate Reduction from Amendment |  |  | 25.00% |  |  |  |  |  |
Revolving Credit Facility [Member] | Wells Fargo Capital Finance, LLC | Base Rate |  |  |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |  |  |
Stated interest rate |  |  | 1.00% |  | 1.00% |  |  |  |
Revolving Credit Facility [Member] | Wells Fargo Capital Finance, LLC | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |  |  |
Stated interest rate |  |  | 1.75% |  | 1.75% |  |  |  |
Interest Expense [Member] | Fixed Payment [Member] |  |  |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability |  |  |  |  | $ 255,000 | $ 2,543,000 | $ 2,186,000 |  |
Scenario, Forecast [Member] | Optional redemption [Domain] | Six Point Five Zero Percentage Notes [Domain] |  |  |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed |  |  |  |  |  |  |  | 35.00% |

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