Supplemental Financial Statement Information Details (Tables)

6 Months Ended

Jun. 30, 2018

Supplemental Financial Statement Information [Abstract]

Summary of Supplemental Cash Flow Information

Supplemental Cash Flow Information

	Six Months Ended June 30,
(in thousands)	2018		2017
Net cash paid for income taxes	$	8,799	$	7,115
Cash paid for interest expense	1,560		2,011
Property, equipment, and intellectual property received, but not paid	1,472		843

Schedule of Inventories

Inventories are summarized as follows (in thousands):

	June 30, 2018		December 31, 2017
Raw materials	$	50,416	$	57,061
Work-in-process	12,831		9,792
Finished goods	54,868		58,960
Total	$	118,115	$	125,813

Schedule of Changes in Product Warranty Reserves

The changes in product warranty reserves are as follows (in thousands):

	June 30,
	2018			2017
Beginning balance	$	16,335		$	10,319
Liability assumed upon acquiring FFPS	—			9,368
Provisions, net of releases	4,265			4,790
Settlements	(6,795		)	(6,254		)
Ending balance	$	13,805		$	18,223

Schedule of Equipment Subject to Operating Leases

Equipment subject to operating leases was as follows (in thousands):

	June 30, 2018			December 31, 2017
Equipment subject to operating leases	$	8,025		$	5,432
Accumulated depreciation	(2,788		)	(1,927		)
Equipment subject to operating leases, net	$	5,237		$	3,505

Schedule of Minimum Future Rental Revenues on Operating Leases

Scheduled minimum future rental revenue on operating leases as of June 30, 2018 was as follows (in thousands):

Remainder of 2018	$	1,120
2019	2,244
2020	2,826
2021	384
2022	432
	$	7,006

Schedule of Accumulated Other Comprehensive Income (Loss)

AOCI classified within stockholders’ equity in our Condensed Consolidated Balance Sheets was as follows (in thousands):

	June 30, 2018			December 31, 2017
Net unrealized investment losses	$	(1,122	)	$	(697	)
Currency translation gains (losses)	(4,080		)	8,794
Net unrealized gains on cash flow hedges	—			41
Total	$	(5,202	)	$	8,138