Leased Assets and Liabilities (Tables)

3 Months Ended

Mar. 31, 2019

Leases [Abstract]

Schedule of operating and finance lease assets and liabilities

Leases	Balance Sheet Location	March 31, 2019		December 31, 2018
Assets
Operating	Operating lease assets	$	152,139	$	156,788
Finance	Property, plant and equipment, net	11,536		10,683
Total leased assets		$	163,675	$	167,471
Liabilities
Operating	Current operating lease liabilities	$	35,219	$	37,208
	Noncurrent operating lease liabilities	124,873		127,237
Finance	Accounts payable and accrued liabilities	2,844		2,708
	Other noncurrent liabilities	7,651		7,054
Total lease liabilities		$	170,587	$	174,207

Schedule of components of lease expense

	Three Months Ended March 31,
Lease Cost	2019			2018
Operating lease expense	$	12,091		$	12,277
Finance lease expense
Amortization of leased assets	880			602
Interest on lease liabilities	172			118
Variable lease expense	5,864			5,142
Sublease income	(666		)	(249		)
Total expense	$	18,341		$	17,890

Operating lease expense includes immaterial amounts related to leases with terms of 12 months or less.

Schedule of future payments of finance lease liabilities

Future Lease Payments	Operating Leases		Finance Leases		Total
Remaining for year ending December 31, 2019	$	32,088	$	2,643	$	34,731
Year ending December 31, 2020	35,873		2,935		38,808
Year ending December 31, 2021	28,825		2,543		31,368
Year ending December 31, 2022	20,484		1,992		22,476
Year ending December 31, 2023	14,086		1,348		15,434
Thereafter	57,329		569		57,898
Total	188,685		12,030		200,715
Less: present value discount	28,593		1,535		30,128
Lease liability	$	160,092	$	10,495	$	170,587

Operating leases exclude $2 million of minimum lease payments for leases signed but not yet commenced

Schedule of future payments of operating lease liabilities

Future Lease Payments	Operating Leases		Finance Leases		Total
Remaining for year ending December 31, 2019	$	32,088	$	2,643	$	34,731
Year ending December 31, 2020	35,873		2,935		38,808
Year ending December 31, 2021	28,825		2,543		31,368
Year ending December 31, 2022	20,484		1,992		22,476
Year ending December 31, 2023	14,086		1,348		15,434
Thereafter	57,329		569		57,898
Total	188,685		12,030		200,715
Less: present value discount	28,593		1,535		30,128
Lease liability	$	160,092	$	10,495	$	170,587

Operating leases exclude $2 million of minimum lease payments for leases signed but not yet commenced

Schedule of weighted-average remaining lease terms and weighted-average discount rates

Lease Term and Discount Rate	March 31, 2019	December 31, 2018
Weighted-average remaining lease term
Operating leases	7.1 years	5.9 years
Finance leases	4.1 years	3.8 years
Weighted-average discount rate
Operating leases	4.7%	4.7%
Finance leases	6.5%	6.2%

Schedule of supplemental cash flow information

	Three Months Ended March 31,
Cash Flow Information	2019		2018
Operating cash outflows - operating leases	$	11,797	$	11,751
Operating cash outflows - finance leases	$	172	$	118
Financing cash outflows - finance leases	$	745	$	564
Leased assets obtained in exchange for new lease obligations
Operating leases	$	8,153	$	2,996
Finance leases	$	1,673	$	1,072