Operating Segments and Geographic Information - Operating Segment Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Revenues	$ 2,408,100	$ 1,862,716	$ 2,131,278
Depreciation expense	45,900	42,500	40,400
Amortization of intangibles	38,346	64,395	74,609
Severance, restructuring, and acquisition integration costs	23,892	12,258	26,544
Goodwill and other asset impairment	140,461	113,007	521,441
Acquisition of property, plant and equipment	90,982	90,215	110,002
Segment assets	3,417,677	3,139,734	3,406,759
Enterprise Solutions
Segment Reporting Information [Line Items]
Revenues	1,074,426	872,417	946,041
Severance, restructuring, and acquisition integration costs	13,800	7,719	10,808
Industrial Solutions
Segment Reporting Information [Line Items]
Revenues	1,333,674	990,299	1,185,237
Severance, restructuring, and acquisition integration costs	10,092	4,539	15,736
Reportable Segment
Segment Reporting Information [Line Items]
Segment EBITDA	371,182	246,959	353,035
Depreciation expense	45,940	42,470	40,409
Amortization of intangibles	38,346	64,395	74,609
Amortization of software development intangible assets	2,900	1,821	525
Adjustments related to acquisitions and divestitures	(5,036)	125	592
Severance, restructuring, and acquisition integration costs	23,892	12,258	26,544
Goodwill and other asset impairment	140,461	0	0
Acquisition of property, plant and equipment	84,127	69,898	77,478
Segment assets	1,215,329	985,252	991,607
Reportable Segment | Enterprise Solutions
Segment Reporting Information [Line Items]
Segment EBITDA	143,236	99,333	126,925
Depreciation expense	21,594	20,655	19,771
Amortization of intangibles	17,595	21,662	22,324
Adjustments related to acquisitions and divestitures	(6,828)	125	592
Severance, restructuring, and acquisition integration costs	13,800	7,720	10,808
Acquisition of property, plant and equipment	36,726	25,223	42,289
Segment assets	563,141	462,615	487,125
Reportable Segment | Industrial Solutions
Segment Reporting Information [Line Items]
Segment EBITDA	227,946	147,626	226,110
Depreciation expense	24,346	21,815	20,638
Amortization of intangibles	20,751	42,733	52,285
Adjustments related to acquisitions and divestitures	1,792	0	0
Severance, restructuring, and acquisition integration costs	10,092	4,538	15,736
Goodwill and other asset impairment	140,461	0	0
Acquisition of property, plant and equipment	47,401	44,675	35,189
Segment assets	652,188	522,637	504,482
Software Development | Reportable Segment
Segment Reporting Information [Line Items]
Amortization of software development intangible assets	2,900	1,821	525
Software Development | Reportable Segment | Enterprise Solutions
Segment Reporting Information [Line Items]
Amortization of software development intangible assets	94	245	175
Software Development | Reportable Segment | Industrial Solutions
Segment Reporting Information [Line Items]
Amortization of software development intangible assets	2,806	1,576	350
Segment revenues | Reportable Segment
Segment Reporting Information [Line Items]
Revenues	2,408,100	1,862,716	2,131,278
Segment revenues | Reportable Segment | Enterprise Solutions
Segment Reporting Information [Line Items]
Revenues	1,074,426	872,415	946,041
Segment revenues | Reportable Segment | Industrial Solutions
Segment Reporting Information [Line Items]
Revenues	$ 1,333,674	$ 990,301	$ 1,185,237