Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net income	$ 10,316	$ 40,577
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	4,456	4,114
Provision for doubtful accounts	682	332
Lease expense	37	881
Share based compensation	1,190	1,905
Deferred tax (benefit)	(681)	(553)
Change in fair value of derivatives	(663)	(701)
Changes in:
Accounts receivable	54,791	(9,924)
Inventories	(27,076)	(19,689)
Other assets	37	(1,969)
Accounts payable and accrued expenses	(63,415)	(16,637)
Income taxes, net	(961)	2,272
Net cash provided by (used in) operating activities	(21,287)	608
Cash flows from investing activities:
Purchases of short-term investments	(6,878)	(27,743)
Proceeds from sale of short-term investments		28,253
Purchase of equity investment	(13,998)
Purchases of equipment and leasehold improvements	(1,571)	(2,932)
Payment for intangible assets acquired	(819)	(660)
Net cash used in investing activities	(23,266)	(3,082)
Cash flows from financing activities:
Repayments of long-term debt	(12,086)	(11,256)
Proceeds from issuance of long-term debt	13,438
Proceeds from exercise of stock options	657	2,281
Purchase of subsidiary shares from noncontrolling interest		(6,087)
Dividends paid	(20,805)	(17,279)
Dividends paid to noncontrolling interest	(324)	(9,654)
Net cash used in financing activities	(19,120)	(41,995)
Effect of exchange rate changes on cash	(1,281)	(1,877)
Net decrease in cash and cash equivalents	(64,954)	(46,346)
Cash and cash equivalents - beginning of period	192,417	193,136
Cash and cash equivalents - end of period	127,463	146,790
Cash paid for:
Interest	693	1,156
Income taxes	$ 4,741	$ 12,615