Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2011

Defined Benefit Plan Disclosure [Line Items]

Schedule of Allocation of Plan Assets [Table Text Block]

The fair values of the company's pension plan assets at December 31, 2011, utilizing the fair value hierarchy discussed in Note 7 are as follows:

	Level 1		Level 2		Level 3		Total
Cash Equivalents:
Common collective trusts	$	—	$	1,058	$	—	$	1,058
Equities:
U.S. common stocks	28,102		—		—		28,102
International mutual funds	10,665		—		—		10,665
Index mutual funds	10,436		—		—		10,436
Fixed Income:
Mutual funds	24,181		—		—		24,181
Insurance contracts	—		7,277		—		7,277
Total	$	73,384	$	8,335	$	—	$	81,719

The fair values of the company's pension plan assets at December 31, 2010, utilizing the fair value hierarchy discussed in Note 7 are as follows:

	Level 1		Level 2		Level 3		Total
Cash Equivalents:
Common collective trusts	$	—	$	843	$	—	$	843
Equities:
U.S. common stocks	29,802		—		—		29,802
International mutual funds	12,173		—		—		12,173
Index mutual funds	12,410		—		—		12,410
Fixed Income:
Mutual funds	23,214		—		—		23,214
Insurance contracts	—		1,920		—		1,920
Total	$	77,599	$	2,763	$	—	$	80,362

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

The company uses a December 31 measurement date for the Arrow SERP and the Wyle SERP. Pension information for the years ended December 31 is as follows:

	2011			2010
Accumulated benefit obligation	$	62,891		$	53,980
Changes in projected benefit obligation:
Projected benefit obligation at beginning of year	$	61,559		$	57,052
Service cost (Arrow SERP)	1,525			1,642
Interest cost	3,308			3,202
Actuarial loss	5,602			2,961
Benefits paid	(3,521		)	(3,298		)
Projected benefit obligation at end of year	$	68,473		$	61,559
Funded status	$	(68,473	)	$	(61,559	)
Components of net periodic pension cost:
Service cost (Arrow SERP)	$	1,525		$	1,642
Interest cost	3,308			3,202
Amortization of net loss	787			744
Amortization of prior service cost (Arrow SERP)	41			80
Amortization of transition obligation (Arrow SERP)	—			29
Net periodic pension cost	$	5,661		$	5,697
Weighted average assumptions used to determine benefit obligation:
Discount rate	4.75		%	5.50		%
Rate of compensation increase (Arrow SERP)	5.00		%	5.00		%
Weighted average assumptions used to determine net periodic pension cost:
Discount rate	5.50		%	5.50		%
Rate of compensation increase (Arrow SERP)	5.00		%	5.00		%

Supplemental Employee Retirement Plans, Defined Benefit [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Expected Benefit Payments [Table Text Block]

Benefit payments are expected to be paid as follows:

2012	$	3,869
2013	4,089
2014	4,050
2015	4,004
2016	4,206
2017-2021	25,209

Wyle Defined Benefit Plan [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

Pension information for the years ended December 31 is as follows:

	2011			2010
Accumulated benefit obligation	$	118,191		$	108,335
Changes in projected benefit obligation:
Projected benefit obligation at beginning of year	$	108,335		$	108,124
Interest cost	5,767			5,770
Actuarial (gain)/loss	9,630			(162		)
Benefits paid	(5,541		)	(5,397		)
Projected benefit obligation at end of year	$	118,191		$	108,335
Changes in plan assets:
Fair value of plan assets at beginning of year	$	80,362		$	75,408
Actual return on plan assets	(2,956		)	9,491
Company contributions	9,854			860
Benefits paid	(5,541		)	(5,397		)
Fair value of plan assets at end of year	$	81,719		$	80,362
Funded status	$	(36,472	)	$	(27,973	)
Components of net periodic pension cost:
Interest cost	$	5,767		$	5,770
Expected return on plan assets	(6,524		)	(5,992		)
Amortization of net loss	1,041			3,114
Net periodic pension cost	$	284		$	2,892
Weighted average assumptions used to determine benefit obligation:
Discount rate	4.75		%	5.50		%
Expected return on plan assets	7.50		%	8.00		%
Weighted average assumptions used to determine net periodic pension cost:
Discount rate	5.50		%	5.50		%
Expected return on plan assets	8.00		%	8.25		%

Schedule of Expected Benefit Payments [Table Text Block]

Benefit payments are expected to be paid as follows:

2012	$	6,336
2013	6,429
2014	6,543
2015	6,627
2016	6,819
2017-2021	35,547