Leases (Tables)

3 Months Ended

Mar. 31, 2019

Leases [Abstract]

Lease, Cost [Table Text Block]

The components of lease costs were as follows:

	Three Months Ended March 31, 2019
Operating Lease Costs:
Fixed	$	12,244
Variable	2,047
Short-term	4,865
Total*	$	19,156
* Finance lease cost and sublease income were immaterial.

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

Supplemental cash flow information were as follows:

	Three Months Ended March 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	12,414
Operating cash flows from finance leases	108
Financing cash flows from finance leases	409
Total	$	12,931
Right-of-use assets obtained in exchange for new lease obligations:
Operating leases	10,708
Finance leases	37
Total	$	10,745

Lease Supp Balance Sheet disclosures [Table Text Block]

Supplemental balance sheet information related to leases were as follows:

	March 31, 2019
Operating Leases:
Right of use assets:
Other assets and deferred charges	$	154,562
Lease liabilities:
Other accrued expenses	$	43,247
Other liabilities	118,783
Total operating lease liabilities	$	162,030
Finance Leases:
Right of use assets:
Property, plant and equipment, net (1)	$	11,856
Lease liabilities:
Other accrued expenses	$	1,526
Other liabilities	8,350
Total financing lease liabilities	$	9,876

(1) Finance lease assets are recorded net of accumulated depreciation of $909

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

The aggregate future lease payments for operating and finance leases as of March 31, 2019 were as follows:

	Operating		Finance
2019 (excluding the three months ending March 31, 2019)	$	37,090	$	1,425
2020	39,237		1,881
2021	29,666		1,793
2022	21,329		1,608
2023	13,544		1,204
Thereafter	42,182		4,040
Total lease payments	183,048		11,951
Less: Interest	(21,018)		(2,075)
Present value of lease liabilities	$	162,030	$	9,876

Contractual Obligation, Fiscal Year Maturity Schedule [Table Text Block]

The aggregate future lease payments for operating and capital leases as of December 31, 2018 are as follows:

	Operating		Capital
2019	$	49,009	$	1,802
2020	38,620		1,748
2021	29,396		1,687
2022	21,767		1,392
2023	13,994		952
Thereafter	42,087		3,802
Total	$	194,873	$	11,383

Lease Assumptions [Table Text Block]

Average lease terms and discount rates were as follows:

	March 31, 2019
Weighted-average remaining lease term (years)
Operating leases	5.8
Finance leases	6.4
Weighted-average discount rate
Operating leases	3.3%
Finance leases	4.4%