Recent Accounting Pronouncements	3 Months Ended
Mar. 31, 2018
Accounting Changes and Error Corrections [Abstract]
Recent Accounting Pronouncements	19. Recent Accounting Pronouncements In February 2016, an accounting update was issued which requires the recognition of lease assets and lease liabilities on the balance sheet and the disclosure of key information about leasing arrangements for both lessees and lessors. The new standard is effective January 1, 2019 for public companies, with early adoption permitted. Currently, we are required to adopt the requirements of the new standard by applying a modified retrospective approach to the beginning of the earliest period presented in the financial statements. We are continuing to evaluate the expected impact to our consolidated financial statements and related disclosures. We will adopt the new standard effective January 1, 2019. In November 2016, an accounting update was issued which provides clarification of how changes in restricted cash should be reported in the statement of cash flows. We adopted this accounting update on January 1, 2018 and it did not have a material effect on our financial statements. In May 2017, an accounting update was issued to provide clarity as to when a company must account for changes to stock-based compensation programs as award modifications. Award modifications require an update to the value of the award, resulting in an adjustment to compensation expense. We have not made changes to awards in recent years that would be affected by this update, but such changes are possible in future periods. We adopted this accounting update on January 1, 2018 and it did not have a material effect on our financial statements. In August 2017, an accounting update was issued which simplifies the application of hedge accounting to better align the financial reporting of hedging relationships with a company’s risk management activities. We do not expect a significant impact to our consolidated assets and liabilities, net earnings, or cash flows as a result of adopting this new standard. We plan to adopt the new standard effective January 1, 2019. In February 2018, an accounting update was issued which allows a reclassification from accumulated other comprehensive income to retained earnings for stranded tax effects resulting from the Tax Cuts and Jobs Act. This update is effective for annual and interim periods in fiscal years beginning after December 15, 2018. We are currently evaluating the impact of this update.

Recent Accounting Pronouncements

3 Months Ended

Mar. 31, 2018

Accounting Changes and Error Corrections [Abstract]

19. Recent Accounting Pronouncements

In February 2016, an accounting update was issued which requires the recognition of lease assets and lease liabilities on the balance sheet and the disclosure of key information about leasing arrangements for both lessees and lessors. The new standard is effective January 1, 2019 for public companies, with early adoption permitted. Currently, we are required to adopt the requirements of the new standard by applying a modified retrospective approach to the beginning of the earliest period presented in the financial statements. We are continuing to evaluate the expected impact to our consolidated financial statements and related disclosures. We will adopt the new standard effective January 1, 2019.

In November 2016, an accounting update was issued which provides clarification of how changes in restricted cash should be reported in the statement of cash flows. We adopted this accounting update on January 1, 2018 and it did not have a material effect on our financial statements.

In May 2017, an accounting update was issued to provide clarity as to when a company must account for changes to stock-based compensation programs as award modifications. Award modifications require an update to the value of the award, resulting in an adjustment to compensation expense. We have not made changes to awards in recent years that would be affected by this update, but such changes are possible in future periods. We adopted this accounting update on January 1, 2018 and it did not have a material effect on our financial statements.

In August 2017, an accounting update was issued which simplifies the application of hedge accounting to better align the financial reporting of hedging relationships with a company’s risk management activities. We do not expect a significant impact to our consolidated assets and liabilities, net earnings, or cash flows as a result of adopting this new standard. We plan to adopt the new standard effective January 1, 2019.

In February 2018, an accounting update was issued which allows a reclassification from accumulated other comprehensive income to retained earnings for stranded tax effects resulting from the Tax Cuts and Jobs Act. This update is effective for annual and interim periods in fiscal years beginning after December 15, 2018. We are currently evaluating the impact of this update.