Note 11 - Assets and Liabilities Classified as Discontinued Operations (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Commercial Services [Member]
Accounts receivable, net	$ 735	$ 3,296
Unbilled receivable, net		16
Other	$ 795	2,062
Current assets from discontinued operations	1,530	5,374
Property and equipment, net	$ 33	$ 190
Other
Long-term assets from discontinued operations	$ 33	$ 190
Total assets	1,563	5,564
Accounts payable	$ 2,195	3,767
Unearned contract revenue		11
Accrued salary and bonus	$ 2,219	3,036
Other, liabilities	1,812	5,092
Current liabilities from discontinued operations	6,226	11,906
Total liabilities	$ 6,226	$ 11,906
Other Discontinued Operations [Member]
Accounts receivable, net
Unbilled receivable, net
Other
Current assets from discontinued operations
Property and equipment, net
Other	$ 150	$ 150
Long-term assets from discontinued operations	150	150
Total assets	$ 150	$ 150
Accounts payable
Unearned contract revenue
Accrued salary and bonus
Other, liabilities	$ 288	$ 358
Current liabilities from discontinued operations	288	358
Total liabilities	288	358
Accounts receivable, net	$ 735	3,296
Unbilled receivable, net		16
Other	$ 795	2,062
Current assets from discontinued operations	1,530	5,374
Property and equipment, net	33	190
Other	150	150
Long-term assets from discontinued operations	183	340
Total assets	1,713	5,714
Accounts payable	$ 2,195	3,767
Unearned contract revenue		11
Accrued salary and bonus	$ 2,219	3,036
Other, liabilities	2,100	5,450
Current liabilities from discontinued operations	6,514	12,264
Total liabilities	$ 6,514	$ 12,264