Recently Issued Accounting Standards (Notes)	3 Months Ended
Mar. 31, 2019
New Accounting Pronouncements And Changes In Accounting Principles Abstract [Abstract]
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]	RECENTLY ISSUED ACCOUNTING STANDARDS: Accounting Standards Not Yet Effective In June 2016, the Financial Accounting Standards Board (FASB) issued ASU 2016-13, Measurement of Credit Losses on Financial Instruments, which requires assessment of credit losses on an expected model rather than an incurred loss model. The guidance requires the consideration of all available relevant information when estimating expected credit losses, including past events, current conditions and forecasts. The amendment will become effective for the Company beginning January 1, 2020. Early adoption is permitted. The Company does not expect the adoption of this guidance to have a material impact on its consolidated financial statements. In January 2017, the FASB issued ASU 2017-04, Intangibles–Goodwill and Other (Topic 350), Simplifying the Test for Goodwill Impairment, which simplifies the subsequent measurement of goodwill by eliminating Step 2 from the goodwill impairment test. The amendments will become effective for the Company beginning January 1, 2020. Early adoption is permitted. The Company does not expect the adoption of this guidance to have a material impact on its consolidated financial statements. In August 2018, the FASB issued ASU 2018-13, Fair Value Measurement (Topic 820): Disclosure Framework–Changes to the Disclosure for Fair Value Measurement. The amendments modify the disclosure requirements for fair value measurements in ASC 820 based on revisions to the FASB Concepts Statement, Conceptual Framework for Financial Reporting (Concepts Statement), and cost/benefit considerations. The amendments will become effective for the Company beginning January 1, 2020. Early adoption is permitted. The Company does not expect the adoption of this guidance to have a material impact on its disclosure requirements. In August 2018, the FASB issued ASU 2018-14, Compensation–Retirement Benefits–Defined Benefit Plans–General (Subtopic 715-20): Changes to the Disclosure Requirements for Defined Benefit Plans. The amendments modify the disclosure requirements for employers that sponsor defined benefit pension plans or other postretirement benefit plans to make disclosure requirements more consistent with the revisions to the Concepts Statement. The amendments will become effective for the Company beginning January 1, 2021. Early adoption is permitted on a retrospective basis to all periods presented.

RECENTLY ISSUED ACCOUNTING STANDARDS:

Accounting Standards Not Yet Effective

In June 2016, the Financial Accounting Standards Board (FASB) issued ASU 2016-13, Measurement of Credit Losses on Financial Instruments, which requires assessment of credit losses on an expected model rather than an incurred loss model. The guidance requires the consideration of all available relevant information when estimating expected credit losses, including past events, current conditions and forecasts. The amendment will become effective for the Company beginning January 1, 2020. Early adoption is permitted. The Company does not expect the adoption of this guidance to have a material impact on its consolidated financial statements.

In January 2017, the FASB issued ASU 2017-04, Intangibles–Goodwill and Other (Topic 350), Simplifying the Test for Goodwill Impairment, which simplifies the subsequent measurement of goodwill by eliminating Step 2 from the goodwill impairment test. The amendments will become effective for the Company beginning January 1, 2020. Early adoption is permitted. The Company does not expect the adoption of this guidance to have a material impact on its consolidated financial statements.

In August 2018, the FASB issued ASU 2018-13, Fair Value Measurement (Topic 820): Disclosure Framework–Changes to the Disclosure for Fair Value Measurement. The amendments modify the disclosure requirements for fair value measurements in ASC 820 based on revisions to the FASB Concepts Statement, Conceptual Framework for Financial Reporting (Concepts Statement), and cost/benefit considerations. The amendments will become effective for the Company beginning January 1, 2020. Early adoption is permitted. The Company does not expect the adoption of this guidance to have a material impact on its disclosure requirements.

In August 2018, the FASB issued ASU 2018-14, Compensation–Retirement Benefits–Defined Benefit Plans–General (Subtopic 715-20): Changes to the Disclosure Requirements for Defined Benefit Plans. The amendments modify the disclosure requirements for employers that sponsor defined benefit pension plans or other postretirement benefit plans to make disclosure requirements more consistent with the revisions to the Concepts Statement. The amendments will become effective for the Company beginning January 1, 2021. Early adoption is permitted on a retrospective basis to all periods presented.