Business Acquisitions Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($)		1 Months Ended
	Oct. 31, 2016	Feb. 29, 2016	Mar. 31, 2017	Dec. 31, 2016
Business Acquisition [Line Items]
Goodwill			$ 22,364,000	$ 13,823,000
Lavante [Member]
Business Acquisition [Line Items]
Cash and cash equivalents	$ 28,000
Accounts receivable	207,000
Goodwill	2,286,000
Other Current assets	92,000
Intangible assets	6,178,000
Fixed assets	98,000
Total assets	8,889,000
Accounts payable	121,000
Deferred revenue	370,000
Other current liabilities	757,000
Total liabilities	1,248,000
Total purchase price	3,809,000
Business Acquisition, Goodwill, Expected Tax Deductible Amount	0
Deferred Tax Assets, Goodwill and Intangible Assets	$ 0
Cost & Compliance Associates
Business Acquisition [Line Items]
Accounts receivable		$ 1,611,000
Goodwill		8,400,000
Total purchase price		$ 10,000,000