Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Statement of Cash Flows [Abstract]
Net income (loss)	$ 18,785	$ 24,135
Adjustments to reconcile net income to cash provided by (used for) operating activities:
Depreciation and amortization	12,558	14,218
Share-based compensation expense	2,511	2,603
Provision for losses on accounts receivable	(603)	115
Deferred income tax expense (benefit)	(825)	6,907
Changes in operating assets and liabilities:
Accounts receivable	1,554	(26,815)
Merchandise inventories	(32,777)	15,178
Accounts payable	(7,341)	46,751
Net change in other assets and liabilities	(24,965)	(38,100)
Other, net	4,743	153
Cash provided by (used for) operating activities	(26,360)	45,145
Investing activities:
Additions to property and equipment	(10,146)	(5,283)
Additions to property and equipment	(4,622)	(1,777)
Proceeds from sale of property and equipment	315	4,599
Cash used for investing activities	(14,453)	(2,461)
Financing activities:
Change in bank overdraft	0	8,359
Cash dividends paid	(15,740)	(16,029)
Repurchases of common stock	0	(5,630)
Other, net	(2,759)	(3,016)
Cash used for financing activities	(18,499)	(16,316)
Effect of exchange rate changes on cash and cash equivalents	991	2,935
Net increase (decrease) in cash and cash equivalents	(58,321)	29,303
Cash and cash equivalents at beginning of period	185,488	161,020
Cash and cash equivalents at end of period	127,167	190,323
Supplemental disclosure of cash flow information:
Income taxes paid, net	2,825	20,028
Interest paid	$ 6,183	$ 6,226