Segments (Reconciliation of adjusted EBITDA to consolidated financial statements) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Segment Reporting, Revenue Reconciling Item [Line Items]
Loss from continuing operations before income taxes	$ (1,740)	$ (4,807)
Interest expense	711us-gaap_InterestExpense	631us-gaap_InterestExpense
Depreciation and amortization	3,716	3,036
Impairment of assets held for sale	0	48
Public offering transaction-related costs	0stck_PublicOfferingExpense	448stck_PublicOfferingExpense
Restructuring expense	192us-gaap_RestructuringCharges	7us-gaap_RestructuringCharges
Non-cash stock compensation expense	670us-gaap_ShareBasedCompensation	485us-gaap_ShareBasedCompensation
Severance and other items related to store closures	69	185
Other items	316stck_AdjustmentToEarningsOther	77stck_AdjustmentToEarningsOther
Other reconciling items [Member] \| Other reconciling items [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Depreciation and amortization	274	193
Adjusted EBITDA	(9,832)	(8,281)
Operating segments [Member] \| Coleman Floor [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Depreciation and amortization	44	24
Adjusted EBITDA	31	(415)
Operating segments [Member] \| Geographic divisions [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Depreciation and amortization	3,398	2,819
Adjusted EBITDA	$ 13,735	$ 8,806

Adjusted Earnings Before Interest, Taxes, Depreciation and Amortization and other items

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- Definition

Other adjustment to earnings.

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No definition available.

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- Definition

Amount of expenses associated with the offering of stock to the public.

+ References

No definition available.

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- Definition

Amount of expenses associated with store closure including severance expense.

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No definition available.

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- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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- Definition

Amount, before tax, of (gain) loss recognized for the (reversal of write-down) write-down to fair value, less cost to sell, of a disposal group. Excludes discontinued operations.

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- Definition

Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Topic 235

-SubTopic 10

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 20

-Section 50

-Paragraph 1

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-Topic 942

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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-Subparagraph (b)

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-Section S99

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

-Subsection 3, 4

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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