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PENSION PLAN | 6 Months Ended
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Jun. 30, 2018
Defined Benefit Plan [Abstract] |
PENSION PLAN | 11. PENSION PLAN The Company’s Canadian subsidiary sponsors a defined benefit pension plan at one of its locations in which a majority of its employees are members. The subsidiary funds 100% of all contributions to the plan. The benefits, or the rate per year of credit service, are established by the Company and updated at its discretion. The components of the expense the Company incurred under the pension plan are as follows:
|  |  |  |  |  |  |  | Affected Line Item
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |  |  | in the Statements of
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |  |  | Consolidated Operations
Current service cost, net of employee contributions |  | $ | 14 |  |  | $ | 11 |  |  | $ | 31 |  |  | $ | 25 |  |  | Selling, general and administrative
Interest cost on accrued benefit obligation |  |  | 25 |  |  |  | 25 |  |  |  | 50 |  |  |  | 50 |  |  | Other expense
Expected return on plan assets |  |  | (42 | ) |  |  | (41 | ) |  |  | (85 | ) |  |  | (81 | ) |  | Other expense
Amortization of transitional obligation |  |  | 1 |  |  |  | 3 |  |  |  | 3 |  |  |  | 6 |  |  | Other expense
Amortization of past service costs |  |  | — |  |  |  | 2 |  |  |  | 2 |  |  |  | 4 |  |  | Other expense
Amortization of net actuarial gain |  |  | 14 |  |  |  | 11 |  |  |  | 28 |  |  |  | 23 |  |  | Other expense
Total cost of benefit |  | $ | 12 |  |  | $ | 11 |  |  | $ | 29 |  |  | $ | 27 |  |  |
The Company’s policy is to fund the pension plan at or above the minimum level required by law. The Company made $36 and $35 of contributions to its defined benefit pension plan during the six months ended June 30, 2018 and 2017, respectively. Changes in the discount rate and actual investment returns that are lower than the long-term expected return on plan assets could result in the Company making additional contributions.

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- References No definition available. + Details
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- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -URI http://asc.fasb.org/topic&trid=2235017 + Details
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