Note 9 - Notes Payable (Details) (USD $) | 0 Months Ended | 12 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 1 Months Ended |
In Thousands, unless otherwise specified | Jan. 31, 2014 | Dec. 31, 2014 | Dec. 31, 2013 | Nov. 03, 2014 | Sep. 30, 2014 | Mar. 21, 2014 | Aug. 12, 2013 | Jul. 08, 2013 | Apr. 30, 2013 | Jul. 27, 2012 | Dec. 28, 2012 | Jan. 31, 2014 |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Line of Credit Facility, Increase (Decrease), Net | ($4,000) | | | | | | | | | | | |
Payments of Debt Issuance Costs | | 27 | 0 | | | | | | | | | |
Notes Payable to Bank | | 318 | 1,144 | | | | | | | | | |
Notes Payable | | 1,231 | 1,707 | | | | | | | | | |
Receivable with Imputed Interest, Effective Yield (Interest Rate) | 3.75% | | | | | | | | | | | |
Long-term Debt, Percentage Bearing Variable Interest, Amount | | 4,707 | 1,376 | | | | | | | | | |
Future Event November 2015 [Member] | Uncollateralized Promissory Note [Member] | Buric Companies [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | | | | 100 | | | | | | | | |
Future Event November 2016 [Member] | Uncollateralized Promissory Note [Member] | Buric Companies [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | | 100 | | 100 | | | | | | | | |
Future Event November 2017 [Member] | Uncollateralized Promissory Note [Member] | Buric Companies [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | | 100 | | 100 | | | | | | | | |
Future Event June 30, 2015 [Member] | Uncollateralized Promissory Note [Member] | Owner's Representative Services, Inc [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | 225 | | | | | | | |
Future Event June 30, 2015 [Member] | Owner's Representative Services, Inc [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | | 225 | | | | | | | | | | |
Future Event June 30, 2016 [Member] | Uncollateralized Promissory Note [Member] | Owner's Representative Services, Inc [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | 225 | | | | | | | |
Future Event June 30, 2016 [Member] | Owner's Representative Services, Inc [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | | 225 | | | | | | | | | | |
Future Event March 21, 2015 [Member] | Uncollateralized Promissory Note [Member] | AK Environmental, LLC [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | | 1,000 | | | | | | |
Future Event March 21, 2015 [Member] | AK Environmental, LLC [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | | | | | | 1,000 | | | | | | |
Future Event March 21, 2017 [Member] | Uncollateralized Promissory Note [Member] | AK Environmental, LLC [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | | 1,000 | | | | | | |
Future Event March 21, 2017 [Member] | AK Environmental, LLC [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | | | | | | 1,000 | | | | | | |
Future Event March 21, 2016 [Member] | Uncollateralized Promissory Note [Member] | AK Environmental, LLC [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | | 1,000 | | | | | | |
Future Event March 21, 2016 [Member] | AK Environmental, LLC [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | | | | | | 1,000 | | | | | | |
Future Event January 31, 2015 [Member] | Uncollateralized Promissory Note [Member] | Air Quality Consulting, Inc. [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | 150 | | | | | | | | | | | |
Future Event January 31, 2015 [Member] | Air Quality Consulting, Inc. [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | 150 | | | | | | | | | | | |
Future Event January 31, 2016 [Member] | Uncollateralized Promissory Note [Member] | Air Quality Consulting, Inc. [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | 150 | | | | | | | | | | | |
Future Event January 31, 2016 [Member] | Air Quality Consulting, Inc. [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | 150 | | | | | | | | | | | |
Future Event August 12, 2014 [Member] | Uncollateralized Promissory Note [Member] | Dunn Environmental, Inc. [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | | | 46 | | | | | |
Future Event August 12, 2015 [Member] | Uncollateralized Promissory Note [Member] | Dunn Environmental, Inc. [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | | | 46 | | | | | |
Future Event December 31, 2014 [Member] | Uncollateralized Promissory Note [Member] | Pitman-Hartenstein & Associates [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | | | | 84 | | | | |
Future Event April 30, 2015 [Member] | Uncollateralized Promissory Note [Member] | Consilium Partners [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | | | | | 67 | | | |
Future Event April 30, 2016 [Member] | Uncollateralized Promissory Note [Member] | Consilium Partners [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | | | | | 67 | | | |
Future Event July 27, 2014 [Member] | Uncollateralized Promissory Note [Member] | Kaco [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | | | | | | | | | 500 | | |
Term Loan [Member] | Prime Rate [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage Rate Range, Minimum | | 4.50% | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage | | 4.50% | 5.00% | | | | | | | | | |
Term Loan [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | 46 | | | | | | | | | | |
Notes Payable to Bank | | 318 | 1,100 | | | | | | | | | |
Note Payable - Former Stockholder of Nolte [Member] | Prime Rate [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage | | | 4.25% | | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | 1.00% | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage Rate Range, Maximum | | 7.00% | | | | | | | | | | |
Note Payable - Former Stockholder of Nolte [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Periodic Payment, Principal | | 100 | | | | | | | | | | |
Notes Payable | | 1,231 | 1,707 | | | | | | | | | |
Uncollateralized Promissory Note [Member] | Buric Companies [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage | | | | 3.00% | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | 3.00% | | | | | | | | |
Debt Instrument, Face Amount | | | | 300 | | | | | | | | |
Number of Equal Installments | | | | 3 | | | | | | | | |
Long-term Debt, Gross | | 300 | | | | | | | | | | |
Uncollateralized Promissory Note [Member] | Owner's Representative Services, Inc [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Face Amount | | | | | 450 | | | | | | | |
Number of Equal Installments | | | | | 2 | | | | | | | |
Receivable with Imputed Interest, Effective Yield (Interest Rate) | | | | | 3.75% | | | | | | | |
Long-term Debt, Percentage Bearing Variable Interest, Amount | | 434 | | | 434 | | | | | | | |
Uncollateralized Promissory Note [Member] | AK Environmental, LLC [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage | | | | | | 3.00% | | | | | | |
Debt Instrument, Face Amount | | | | | | 3,000 | | | | | | |
Number of Equal Installments | | | | | | 3 | | | | | | |
Long-term Debt, Percentage Bearing Variable Interest, Amount | | | | | 3,000 | | | | | | | |
Uncollateralized Promissory Note [Member] | Air Quality Consulting, Inc. [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Face Amount | 300 | | | | | | | | | | | 300 |
Number of Equal Installments | 2 | | | | | | | | | | | |
Long-term Debt, Percentage Bearing Variable Interest, Amount | | 294 | | | 294 | | | | | | | |
Uncollateralized Promissory Note [Member] | Dunn Environmental, Inc. [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage | | | | | | | 4.00% | | | | | |
Debt Instrument, Face Amount | | | | | | | 92 | | | | | |
Number of Equal Installments | | | | | | | 2 | | | | | |
Long-term Debt, Percentage Bearing Variable Interest, Amount | | | 92 | | 46 | | | | | | | |
Uncollateralized Promissory Note [Member] | Pitman-Hartenstein & Associates [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage | | | | | | | | 4.00% | | | | |
Debt Instrument, Face Amount | | | | | | | | 168 | | | | |
Number of Equal Installments | | | | | | | | 2 | | | | |
Long-term Debt, Percentage Bearing Variable Interest, Amount | | 0 | 84 | | | | | | | | | |
Uncollateralized Promissory Note [Member] | Consilium Partners [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage | | | | | | | | | 4.00% | | | |
Debt Instrument, Face Amount | | | | | | | | | 200 | | | |
Number of Equal Installments | | | | | | | | | 3 | | | |
Long-term Debt, Percentage Bearing Variable Interest, Amount | | 133 | 200 | | | | | | | | | |
Uncollateralized Promissory Note [Member] | Kaco [Member] | London Interbank Offered Rate (LIBOR) [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | | | | | | | | | | 2.00% | | |
Uncollateralized Promissory Note [Member] | Kaco [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Effective Percentage | | 2.58% | | | | | | | | 3.00% | | |
Debt Instrument, Periodic Payment, Principal | | | | | | | | | | | 500 | |
Debt Instrument, Face Amount | | | | | | | | | | 2,000 | | |
Number of Equal Installments | | | | | | | | | | 3 | | |
Long-term Debt, Percentage Bearing Variable Interest, Amount | | 500 | 1,000 | | | | | | | | | |
Revolving Credit Facility [Member] | Prime Rate [Member] | Minimum [Member] | Western Alliance Bank [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Line of Credit Facility, Interest Rate During Period | | | | | | | | | | | | 3.75% |
Revolving Credit Facility [Member] | Prime Rate [Member] | Western Alliance Bank [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | | | | | | | | | | | | 0.50% |
Revolving Credit Facility [Member] | Western Alliance Bank [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Line of Credit Facility, Expiration Period | | | | | | | | | | | | 2 years |
Line of Credit Facility, Maximum Borrowing Capacity | 8,000 | | | | | | | | | | | 8,000 |
Debt to Tangible Net Worth Covenant Ratio | | | 3 | | | | | | | | | |
Debt Service Coverage Ratio | | | 1.5 | | | | | | | | | |
Long-term Line of Credit | | 0 | | | | | | | | | | |
Owner's Representative Services, Inc [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Number of Equal Installments | | 2 | | | | | | | | | | |
Receivable with Imputed Interest, Effective Yield (Interest Rate) | | 3.75% | | | | | | | | | | |
AK Environmental, LLC [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | | | 3.00% | | | | | | |
Number of Equal Installments | | | | | | 3 | | | | | | |
Air Quality Consulting, Inc. [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Number of Equal Installments | 2 | | | | | | | | | | | |
Receivable with Imputed Interest, Effective Yield (Interest Rate) | 3.75% | | | | | | | | | | | |
Prepaid Expenses and Other Current Assets [Member] | | | | | | | | | | | | |
Note 9 - Notes Payable (Details) [Line Items] | | | | | | | | | | | | |
Payments of Debt Issuance Costs | $27 | | | | | | | | | | | |