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Operating Leases Operating Leases (Tables) | 12 Months Ended
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Dec. 31, 2014
Leases [Abstract] |
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] | Future minimum lease payments related to the operating leases described above, as of December 31, 2014, are as follows:
| Amounts (in thousands)
| Related Party | Non-Related Party | Total
2015 | $ | 6,580 |  | $ | 507 |  | $ | 7,087 |
2016 | 5,010 |  | 206 |  | 5,216 |
2017 | 3,718 |  | 135 |  | 3,853 |
2018 | 3,408 |  | — |  | 3,408 |
Thereafter | — |  | — |  | — |
Total | $ | 18,716 |  | $ | 848 |  | $ | 19,564 |

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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 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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