Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Carrying Amount of Goodwill

The changes in the carrying amount of goodwill for the six months ended June 30, 2020, by reportable business segment, were as follows:

	FMT		HST		FSDP		IDEX
Goodwill	$	599,646	$	981,592	$	399,138	$	1,980,376
Accumulated goodwill impairment losses	(20,721)		(149,820)		(30,090)		(200,631)
Balance at December 31, 2019	578,925		831,772		369,048		1,779,745
Foreign currency translation	217		(1,946)		(91)		(1,820)
Acquisitions	63,007		—		—		63,007
Acquisition adjustments	—		1,798		—		1,798
Balance at June 30, 2020	$	642,149	$	831,624	$	368,957	$	1,842,730

Schedule of Gross Carrying Value and Accumulated Amortization For Each Major Class of Intangible Asset

The following table provides the gross carrying value and accumulated amortization for each major class of intangible asset at June 30, 2020 and December 31, 2019:

	At June 30, 2020							At December 31, 2019
	Gross Carrying Amount		Accumulated Amortization		Net		Weighted Average Life	Gross Carrying Amount		Accumulated Amortization		Net
Amortized intangible assets:
Patents	$	4,382	$	(3,135)	$	1,247	12	$	6,678	$	(5,276)	$	1,402
Trade names	126,703		(66,739)		59,964		16	123,062		(64,938)		58,124
Customer relationships	308,347		(107,600)		200,747		13	275,575		(96,252)		179,323
Unpatented technology	117,216		(47,933)		69,283		13	101,721		(43,561)		58,160
Other	700		(613)		87		10	700		(578)		122
Total amortized intangible assets	557,348		(226,020)		331,328			507,736		(210,605)		297,131
Indefinite-lived intangible assets:
Banjo trade name	62,100		—		62,100			62,100		—		62,100
Akron Brass trade name	28,800		—		28,800			28,800		—		28,800
Total intangible assets	$	648,248	$	(226,020)	$	422,228		$	598,636	$	(210,605)	$	388,031