SEGMENT REPORTING (Tables)

12 Months Ended

Dec. 31, 2015

Segment Reporting [Abstract]

Revenues and Operating Earnings by Reportable Segment

	Year Ended December 31, 2015
	Commercial		Business
	Aircraft		Jet		Consolidated
Revenues	$	2,098.3	$	631.3	$	2,729.6
Operating earnings(1)		367.5		84.8		452.3
Total assets(2)		2,120.5		1,020.4		3,140.9
Goodwill		372.6		440.6		813.2
Capital expenditures(3)		61.7		18.8		80.5
Depreciation and amortization(3)		63.1		22.2		85.3

	Year Ended December 31, 2014
	Commercial		Business
	Aircraft		Jet		Consolidated
Revenues	$	2,058.9	$	540.1	$	2,599.0
Operating earnings excluding KLX corporate allocations (1)		356.3		50.0		406.3
KLX corporate allocations						(22.3)
Operating earnings						384.0
Total assets(2)		2,129.5		1,043.6		3,173.1
Goodwill		379.8		460.6		840.4
Capital expenditures(3)
Continuing operations		102.8		28.8		131.6
Discontinued operations						124.0
Total capital expenditures						255.6
Depreciation and amortization(3)
Continuing operations		63.4		17.4		80.8
Discontinued operations						61.5
Total depreciation and amortization						142.3

	Year Ended December 31, 2013
	Commercial		Business
	Aircraft		Jet		Consolidated
Revenues	$	1,784.7	$	418.6	$	2,203.3
Operating earnings excluding KLX corporate allocations (1)		320.3		69.0		389.3
KLX corporate allocations						(26.4)
Operating earnings						362.9
Total assets(2)		1,977.3		458.2		2,435.5
Goodwill		394.6		89.9		484.5
Capital expenditures(3)
Continuing operations		96.5		17.8		114.3
Discontinued operations						40.6
Total capital expenditures						154.9
Depreciation and amortization(3)
Continuing operations		50.4		9.4		59.8
Discontinued operations						29.8
Total depreciation and amortization						89.6

(1) Operating earnings includes an allocation of corporate IT costs, employee benefits and general and administrative costs based on the proportion of each segment’s systems users, number of employees and sales, respectively.

(2) Corporate assets (including cash and cash equivalents) of $322.2,  $324.9 and $674.5 at December 31, 2015, 2014 and 2013, respectively, have been allocated to the above segments in a manner consistent with our corporate expense allocations.

(3) Corporate capital expenditures and depreciation and amortization have been allocated to the above segments in a manner consistent with our corporate expense allocations. 

Revenues and Operating Earnings Based on Originating Location

	Year Ended December 31,
	2015		2014		2013
Revenues:
Domestic	$	1,619.3	$	1,552.8	$	1,315.2
Foreign		1,110.3		1,046.2		888.1
	$	2,729.6	$	2,599.0	$	2,203.3
Operating earnings:
Domestic	$	177.6	$	147.2	$	169.0
Foreign		274.7		236.8		193.9
	$	452.3	$	384.0	$	362.9
	December 31,
	2015		2014
Identifiable assets:
Domestic	$	1,781.8	$	1,955.9
Foreign		1,359.1		1,217.2
	$	3,140.9	$	3,173.1

Revenues by Geographic Area Based on Destination

	Year Ended December 31,
	2015				2014				2013
			% of				% of				% of
	Revenues		Revenues		Revenues		Revenues		Revenues		Revenues
U.S.	$	966.3	35.4	%	$	859.1	33.1	%	$	788.3	35.8	%
Europe		663.5	24.3	%		684.6	26.3	%		549.3	24.9	%
Asia, Pacific Rim, Middle East and other		1,099.8	40.3	%		1,055.3	40.6	%		865.7	39.3	%
	$	2,729.6	100.0	%	$	2,599.0	100.0	%	$	2,203.3	100.0	%