COMMITMENTS AND CONTINGENT LIABILITIES (Tables)

3 Months Ended

Mar. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Commitment Expiration

The Company's management believes that these guarantees will expire without being funded, and therefore, the commitments will not have a material adverse effect on the Company's financial condition.

	Amount of Commitment Expiration Per Period
	Total Amounts Committed		Less Than 1 Year		1-3 Years		3-5 Years		Beyond 5 Years
Letters of Credit:
Employee-Related	$	82,266	$	79,766	$	2,500	$	—	$	—
Environmental	398		398		—		—		—
Other	33,110		33,110		—		—		—
Total Letters of Credit	115,774		113,274		2,500		—		—
Surety Bonds:
Employee-Related	108,948		76,068		32,880		—		—
Environmental	456,350		420,439		35,911		—		—
Other	4,736		4,498		237		1		—
Total Surety Bonds	570,034		501,005		69,028		1		—
Guarantees:
Other	31,202		8,961		14,936		6,575		730
Total Guarantees	31,202		8,961		14,936		6,575		730
Total Commitments	$	717,010	$	623,240	$	86,464	$	6,576	$	730