Miscellaneous Income, Net

12 Months Ended

Dec. 31, 2017

Other Income and Expenses [Abstract]

MISCELLANEOUS INCOME, NET

MISCELLANEOUS INCOME, NET

	Years ended December 31,
	2017		2016	2015
Gains on sales of operating property and equipment	$	26,093	2,475	3,045
Insurance proceeds/recoveries	1,734		966	—
Contract settlement	1,600		—	55
Foreign currency transaction gains	657		1,236	1,945
Rabbi trust investment income	10,522		2,763	632
Other, net	3,639		5,628	4,479
Total	$	44,245	13,068	10,156

The increase in 2017 is primarily driven by gains of sales of properties of $26 million , which includes the gain on the sale of a SCS property of $24 million, and rabbi trust investment income of $11 million. The increase in 2016 is primarily driven by increased rabbi trust investment income.