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LEEVAC Transaction - Consideration Sources (Details) - LEEVAC - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2016 | Jan. 01, 2016 | Dec. 31, 2016
Consideration received upon acquisition of LEEVAC: |  |  |
Seller payment for prepaid contracts | $ 14,824,000 | $ 16,942,000 | $ 14,824,000
Surety payments related to assigned contracts | 7,125,000 | 7,125,000 | 7,125,000
Cash received | 21,949,000 | 24,067,000 | 21,949,000
Less: |  |  |
Working capital assumed | (1,086,000) | 2,479,000 | (1,086,000)
Due from seller | 3,035,000 | 1,588,000 | 3,035,000
Working capital assumed and net cash due | 1,949,000 | 4,067,000 | 1,949,000
Purchase price | $ 20,000,000 | $ 20,000,000 |
Adjustment from working capital true-up |  |  |
Seller payment for prepaid contracts |  |  | (2,118,000)
Cash received |  |  | (2,118,000)
Working capital assumed |  |  | (3,565,000)
Due from seller |  |  | 1,447,000
Working capital assumed and net cash due |  |  | $ (2,118,000)

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