Long-Term Debt (Schedule of Long-term Debt and Weighted Average Interest) (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Total principal	$ 58,754	$ 36,781
Deferred financing costs	(398)	(261)
Total long-term debt	58,356	36,520
Less: current portion	(5,510)	(4,123)
Long-term portion	52,846	32,397
Credit Agreement - Bank of Montreal [Member]
Debt Instrument [Line Items]
Total principal	$ 42,479	$ 20,419
Weighted-average interest rate	4.06%	5.07%
Capital Lease - CRA [Member]
Debt Instrument [Line Items]
Total principal	$ 246	$ 0
Weighted-average interest rate	6.45%	0.00%
Credit Agreements - CPL [Member]
Debt Instrument [Line Items]
Total principal	$ 522	$ 1,647
Weighted-average interest rate	3.54%	3.02%
Capital Leases - CPL [Member]
Debt Instrument [Line Items]
Total principal	$ 2	$ 13
Weighted-average interest rate	63.21%	27.89%
Financing Obligation - CDR Land Lease [Member]
Debt Instrument [Line Items]
Total principal	$ 14,863	$ 14,087
Weighted-average interest rate	13.73%	12.94%
Capital Lease - CDR [Member]
Debt Instrument [Line Items]
Total principal	$ 642	$ 615
Weighted-average interest rate	5.32%	4.57%
Total Principal Debt [Member]
Debt Instrument [Line Items]
Weighted-average interest rate	8.09%	8.21%

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Amount, after accumulated amortization, of debt discount (premium).

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Weighted average interest rate of debt outstanding.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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