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Lease Commitments (Tables) | 12 Months Ended
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Dec. 31, 2016
Leases [Abstract] |
Schedule of future minimum lease payments | The following is a schedule of future minimum lease payments including real estate taxes as required under the above operating leases, as well as the remaining lease payments under capital leases as referenced below:
Year ending December 31: |  | Operating Leases |  |  | Capital Leases |
2017 |  | $ | 698 |  |  |  | 58 |
2018 |  |  | 700 |  |  |  | 45 |
2019 |  |  | 691 |  |  |  | 34 |
2020 |  |  | 589 |  |  |  | 18 |
2021 |  |  | 554 |  |  |  | 15 |
Thereafter |  |  | 1,289 |  |  |  | — |
Total minimum payments required: |  | $ | 4,521 | * |  | $ | 170 | *
* After paying $60 to retire a capital lease during January 2017, the remaining payments under capital leases include principal of $147 and interest of $23. Also, includes future payments of the Burr Ridge Building Lease executed March 2017 as described above.

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- Definition Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating and capital leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. + References No definition available. + Details
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- References No definition available. + Details
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