Accrued Liabilities Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2014	Dec. 31, 2013
Other Commitments [Line Items]
Accrued Liabilities, Current	$ 2,694	$ 1,761
Other Current Liabilities [Member]
Other Commitments [Line Items]
Accrued Liabilities, Current	340	783
Dividend Declared [Member]
Other Commitments [Line Items]
Accrued Liabilities, Current	914	0
Marketing Incentive [Member]
Other Commitments [Line Items]
Accrued Liabilities, Current	642	301
Warranty Obligations [Member]
Other Commitments [Line Items]
Accrued Liabilities, Current	331	338
Other Liabilities [Member]
Other Commitments [Line Items]
Accrued Liabilities, Current	$ 467	$ 339

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

Name:	us-gaap_AccruedLiabilitiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant