Acquisitions (Schedules of Allocation of Purchase Price) (Details) - USD ($) $ in Thousands	Oct. 18, 2018	Jul. 06, 2018
Blowfish Malibu
Business Acquisition [Line Items]
Cash and equivalents		$ 2,207
Receivables		4,612
Inventories		6,400
Prepaid expense and other current assets		317
Total current assets		13,536
Other assets		539
Goodwill		5,701
Intangible assets		17,600
Property and equipment		112
Total assets		37,488
Trade accounts payable		2,915
Other accrued expenses		5,739
Total current liabilities		8,654
Deferred income taxes		617
Other liabilities		77
Total liabilities		9,348
Net assets		$ 28,140
Vionic
Business Acquisition [Line Items]
Cash and equivalents	$ 8,502
Receivables	28,930
Inventories	65,700
Prepaid expense and other current assets	1,489
Total current assets	104,621
Goodwill	148,763
Intangible assets	144,700
Property and equipment	6,864
Total assets	404,948
Trade accounts payable	24,085
Other accrued expenses	16,632
Total current liabilities	40,717
Other liabilities - capital lease obligation	3,541
Total liabilities	44,258
Net assets	$ 360,690