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Retirement Plans (Tables) | 3 Months Ended
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Mar. 31, 2015
Defined Benefit Plan Disclosure [Line Items] |
Schedule of Costs of Retirement Plans [Table Text Block] |
|  | 2015 |  | 2014
United States | $ | 682 | $ | 573
Canada |  | 59 |  | 64
United Kingdom |  | 83 |  | 38
| $ | 824 | $ | 675
United States Defined Benefit Plans [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Schedule of Net Benefit Costs [Table Text Block] |
|  | Three Months Ended
|  | March 31,
|  | 2015 |  | 2014
Service cost | $ | 10 | $ | 6
Interest cost |  | 185 |  | 193
Expected return on plan assets |  | (204) |  | (242)
Recognized net actuarial loss |  | 69 |  | 16
Net periodic pension cost (income) | $ | 60 | $ | (27)
United Kingdom Benefit Plans [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Schedule of Net Benefit Costs [Table Text Block] |
|  | Three Months Ended
|  | March 31,
|  | 2015 |  | 2014
Interest cost | $ | 76 | $ | 99
Expected return on plan assets |  | (83) |  | (94)
Amortization of prior service costs and transition amount |  | 5 |  | (7)
Recognized net actuarial loss |  | 58 |  | 50
Net periodic pension cost | $ | 56 | $ | 48

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- Definition Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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