Accounting Policies	3 Months Ended
Mar. 28, 2021
Accounting Policies
Accounting Policies	2. Accounting Policies The significant accounting policies used in preparation of these consolidated financial statements for the first quarter ended March 28, 2021 are consistent with those discussed in Note 2 of the Notes to Consolidated Financial Statements in the Company’s Annual Report on Form 10-K for the year ended December 31, 2020. Recently Adopted Accounting Standards In December 2019, the FASB issued ASU No. 2019-12, "Income Taxes (Topic 740): Simplifying the Accounting for Income Taxes.” This ASU simplifies the accounting for income taxes by clarifying and amending existing guidance related to the recognition of franchise tax, the evaluation of a step up in the tax basis of goodwill, and the effects of enacted changes in tax laws or rates in the effective tax rate computation, among other clarifications. The effective date for adoption of this ASU is the calendar year beginning January 1, 2021 with early adoption permitted. The Company adopted this standard in the first quarter of 2021, and it did not have a material impact on the Company’s financial statements. Accounting Standards Updates In March 2020, the FASB issued ASU 2020-04, "Reference Rate Reform (Topic 848): Facilitation of the Effects of Reference Rate Reform on Financial Reporting." The amendments provide optional guidance for a limited time to ease the potential burden in accounting for reference rate reform. The new guidance provides optional expedients and exceptions for applying U.S. GAAP to contracts, hedging relationships and other transactions affected by reference rate reform if certain criteria are met. The amendments apply only to contracts and hedging relationships that reference LIBOR or another reference rate expected to be discontinued due to reference rate reform. These amendments are effective immediately and may be applied prospectively to contract modifications made and hedging relationships entered into or evaluated on or before December 31, 2022. The Company is currently evaluating its contracts and the optional expedients provided by the new standard. Shipping and Handling Shipping and handling costs included in selling, general and administrative expenses amounted to $15.4 million and $14.0 million for the first quarters of 2021 and 2020, respectively. Research and Development Research and development costs included in selling, general and administrative expenses amounted to $10.9 million and $11.5 million for the first quarters of 2021 and 2020, respectively.

Accounting Policies

3 Months Ended

Mar. 28, 2021

2. Accounting Policies

The significant accounting policies used in preparation of these consolidated financial statements for the first quarter ended March 28, 2021 are consistent with those discussed in Note 2 of the Notes to Consolidated Financial Statements in the Company’s Annual Report on Form 10-K for the year ended December 31, 2020.

Recently Adopted Accounting Standards

In December 2019, the FASB issued ASU No. 2019-12, "Income Taxes (Topic 740): Simplifying the Accounting for Income Taxes.” This ASU simplifies the accounting for income taxes by clarifying and amending existing guidance related to the recognition of franchise tax, the evaluation of a step up in the tax basis of goodwill, and the effects of enacted changes in tax laws or rates in the effective tax rate computation, among other clarifications. The effective date for adoption of this ASU is the calendar year beginning January 1, 2021 with early adoption permitted. The Company

adopted this standard in the first quarter of 2021, and it did not have a material impact on the Company’s financial statements.

Accounting Standards Updates

In March 2020, the FASB issued ASU 2020-04, "Reference Rate Reform (Topic 848): Facilitation of the Effects of Reference Rate Reform on Financial Reporting." The amendments provide optional guidance for a limited time to ease the potential burden in accounting for reference rate reform. The new guidance provides optional expedients and exceptions for applying U.S. GAAP to contracts, hedging relationships and other transactions affected by reference rate reform if certain criteria are met. The amendments apply only to contracts and hedging relationships that reference LIBOR or another reference rate expected to be discontinued due to reference rate reform. These amendments are effective immediately and may be applied prospectively to contract modifications made and hedging relationships entered into or evaluated on or before December 31, 2022. The Company is currently evaluating its contracts and the optional expedients provided by the new standard.

Shipping and Handling

Shipping and handling costs included in selling, general and administrative expenses amounted to $15.4 million and $14.0 million for the first quarters of 2021 and 2020, respectively.

Research and Development

Research and development costs included in selling, general and administrative expenses amounted to $10.9 million and $11.5 million for the first quarters of 2021 and 2020, respectively.