Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Schedule of Recent Accounting and Reporting Developments

Table 3.1 shows the relevant amendments to accounting standards that have been implemented for the fiscal year beginning January 1, 2017; none had a material impact on our consolidated financial statements or disclosures.

	Table	3.1
Standard / Interpretation					Effective date
	Amended Standards
	ASC 220		Income Statement - Reporting Comprehensive Income
			•	ASU 2018-02- Reclassification of Certain Tax Effects from Accumulated Other Comprehensive Income	January 1, 2019
	ASC 718		Compensation - Stock Compensation
			•	ASU 2016-09 - Improvements to Employee Share-Based Compensation Accounting	January 1, 2017

Schedule of Prospective Accounting Standards, Not Yet Effective Or Adopted

Table 3.2 shows the relevant new amendments to accounting standards, which are not yet effective or adopted.

	Table	3.2
Standard / Interpretation					Effective date
	Amended Standards
	ASC 718		Compensation - Stock Compensation
			•	ASU 2017-09 - Scope of Modification Accounting	January 1, 2018
	ASC 715		Compensation - Retirement Benefits
			•	ASU 2017-07 - Improving the Presentation of Net Periodic Pension Cost and Net Periodic Postretirement Benefit Cost	January 1, 2018
	ASC 310		Receivables - Nonrefundable Fees and Other Costs
			•	ASU 2017-08 - Premium Amortization on Purchased Callable Debt Securities	January 1, 2019
	ASC 326		Financial Instruments - Credit Losses
			•	ASU 2016-13 - Measurement of Credit Losses on Financial Instruments	January 1, 2020
	ASC 825		Financial Instruments - Overall
			•	ASU 2016-01 - Recognition and Measurement of Financial Assets and Financial Liabilities	January 1, 2018