Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

The provision for income taxes for the years ended December 31 consists of the following:

	2018			2017			2016
Current:
Federal	$	(12,345	)	$	119,298		$	45,371
State	20,141			(6,156		)	7,022
International	178,767			134,987			109,598
	$	186,563		$	248,129		$	161,991
Deferred:
Federal	$	19,207		$	31,167		$	29,973
State	312			13,535			7,161
International	(18,283		)	(6,290		)	(8,394		)
	1,236			38,412			28,740
	$	187,799		$	286,541		$	190,731

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

The principal causes of the difference between the U.S. federal statutory tax rate of 21% and effective income tax rates for the years ended December 31 are as follows:

	2018			2017			2016
United States	$	186,677		$	115,664		$	235,317
International	722,696			578,253			480,202
Income before income taxes	$	909,373		$	693,917		$	715,519
Provision at statutory tax rate	$	190,968		$	242,415		$	250,446
State taxes, net of federal benefit	18,888			5,184			9,219
International effective tax rate differential	7,480			(88,444		)	(64,002		)
Capital loss	60,757			—			—
Change in valuation allowance	(66,557		)	1,408			7,174
Other non-deductible expenses	14,128			12,700			3,516
Changes in tax accruals	(3,968		)	(7,973		)	(3,679		)
Tax credits	(7,884		)	(8,170		)	(14,510		)
Tax Act's transition tax (a)	(28,323		)	196,010			—
Tax Act's impact on deferred taxes (b)	—			(71,261		)	—
Other	2,310			4,672			2,567
Provision for income taxes	$	187,799		$	286,541		$	190,731

(a) For the year ended December 31, 2017, the company accrued a provisional estimate of $196,010 of tax expense for the Tax Act’s one-time transition tax on the foreign subsidiaries’ accumulated, unremitted earnings in accordance with U.S. Securities and Exchange Commission’s Staff Accounting Bulletin (“SAB 118”). Additionally, during the fourth quarter of 2018 the company recorded a $28,323 benefit upon finalizing its analysis of the impact from the Tax Act.

(b)

For the year ended December 31, 2017, the company accrued $71,261 in provisional tax benefit related to the net change in deferred tax liabilities stemming from the Tax Act’s reduction of the U.S. federal tax rate from 35% to 21%, and disallowance of certain incentive based compensation tax deductibility under Internal Revenue Code Section 162(m).

Reconciliation of Unrecognized Tax Benefits [Table Text Block]

A reconciliation of the beginning and ending amount of unrecognized tax benefits for the years ended December 31 is as follows:

	2018			2017			2016
Balance at beginning of year	$	24,361		$	31,534		$	36,935
Additions based on tax positions taken during a prior period	583			2,342			2,356
Reductions based on tax positions taken during a prior period	(1,248		)	(1,242		)	(6,305		)
Additions related to positions taken upon finalization of Tax Act during the current period	16,506			—			—
Additions based on tax positions taken during the current period	3,133			6,543			3,935
Reductions based on tax positions taken during the current period	(233		)	—			—
Reductions related to settlement of tax matters	(136		)	(2,921		)	(2,795		)
Reductions related to a lapse of applicable statute of limitations	(7,087		)	(11,895		)	(2,592		)
Balance at end of year	$	35,879		$	24,361		$	31,534

Summary of Open Tax Years by Major Jurisdiction [Table Text Block]

In many cases the company's uncertain tax positions are related to tax years that remain subject to examination by tax authorities. The following describes the open tax years, by major tax jurisdiction, as of December 31, 2018:

United States - Federal	2015 - present
United States - States	2012 - present
Germany (c)	2010 - present
Hong Kong	2012 - present
Italy (c)	2013 - present
Sweden	2013 - present
United Kingdom	2015 - present

(c) Includes federal as well as local jurisdictions.

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

The deferred tax assets and liabilities consist of the following at December 31:

	2018			2017
Deferred tax assets:
Net operating loss carryforwards	$	129,641		$	113,327
Capital loss carryforwards	60,606			—
Inventory adjustments	52,094			42,376
Allowance for doubtful accounts	17,016			12,368
Accrued expenses	27,088			28,229
Interest carryforward	5,008			15,964
Stock-based compensation awards	12,824			12,982
Integration and restructuring	2,547			6,726
Other	—			17,015
	306,824			248,987
Valuation allowance	(80,471		)	(13,915		)
Total deferred tax assets	$	226,353		$	235,072
Deferred tax liabilities:
Goodwill	$	(121,346	)	$	(109,994	)
Depreciation	(131,848		)	(116,725		)
Intangible assets	(18,754		)	(18,760		)
Other comprehensive income items	(8,301		)	(5,542		)
Other	(6,634		)	—
Total deferred tax liabilities	$	(286,883	)	$	(251,021	)
Total net deferred tax assets (liabilities)	$	(60,530	)	$	(15,949	)