XML 43 R23.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Other long term obligations | 12 Months Ended
--- | ---
Dec. 31, 2017
Other Liabilities Disclosure [Abstract] |
Other long term obligations | Other long term obligations a) Other long term obligations are as follows:
|  | December 31, 2017 |  |  | December 31, 2016 |
Deferred lease inducements liability (note 16(b)) |  | $ | 10 |  |  | $ | 38 |
Asset retirement obligation (note 16(c)) |  | 744 |  |  | 678 |
Directors' deferred stock unit plan (note 21(e)) |  | 5,672 |  |  | 4,945 |
Deferred gain on sale-leaseback (note 16(d)) |  | 7,654 |  |  | 3,199 |
|  | $ | 14,080 |  |  | $ | 8,860 |
Less current portion of: |  |  |  |
Deferred gain on sale-leaseback (note 16(d)) |  | (1,445 | ) |  | (586 | )
|  | $ | 12,635 |  |  | $ | 8,274 |
b) Deferred lease inducements liability Lease inducements applicable to lease contracts are deferred and amortized as a reduction of general and administrative expenses on a straight-line basis over the lease term, which includes the initial lease term and renewal periods only where renewal is determined to be reasonably assured.
|  | December 31, 2017 |  |  | December 31, 2016 |
Balance, beginning of year |  | $ | 38 |  |  | $ | 145 |
Amortization of deferred lease inducements |  | (28 | ) |  | (107 | )
Balance, end of year |  | $ | 10 |  |  | $ | 38 |
c) Asset retirement obligation The Company recorded an asset retirement obligation related to the future retirement of a facility on leased land. Accretion expense associated with this obligation is included in equipment costs in the Consolidated Statements of Operations. The following table presents a continuity of the liability for the asset retirement obligation:
|  | December 31, 2017 |  |  | December 31, 2016 |
Balance, beginning of year |  | $ | 678 |  |  | $ | 617 |
Accretion expense |  | 66 |  |  | 61 |
Balance, end of year |  | $ | 744 |  |  | $ | 678 |
At December 31, 2017, estimated undiscounted cash flows required to settle the obligation were $1,084 (December 31, 2016 – $1,084). The credit adjusted risk-free rate assumed in measuring the asset retirement obligation was 9.42%. The Company expects to settle this obligation in 2021. d) Deferred gain on sale-leaseback At December 31, 2017, the Company recorded a gain of $5,155 (December 31, 2016 – $2,792) on the sale-leaseback of certain heavy equipment. The gain on sale has been deferred and is being amortized in the Consolidated Statements of Operations over the expected useful life of the equipment.
|  | December 31, 2017 |  |  | December 31, 2016 |
Balance, beginning of year |  | $ | 3,199 |  |  | $ | 780 |
Addition |  | 5,155 |  |  | 2,792 |
Amortization of deferred gain on sale-leaseback |  | (700 | ) |  | (373 | )
Balance, end of year |  | $ | 7,654 |  |  | $ | 3,199 |

X
- References No definition available. + Details
Name: | us-gaap_OtherLiabilitiesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for other liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20,24) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_OtherLiabilitiesDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration