Acquisitions Fair value of assets acquired and liabilities (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	May. 08, 2014
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents												$ 51,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment												1,041,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other												201,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent												$ 13,901,000
Common stock, shares, issued (shares)												5,329,593
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High												$ 90,000,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net												19,400,000
Business Acquisition, Transaction Costs												33,500,000
Goodwill	$ 7,013,315				$ 25,209,336				$ 7,013,315	$ 25,209,336		14,092,000
Equity Issued in Business Combination, Fair Value Disclosure												21,600,000
Business Combination, Contingent Consideration, Liability	$ 0				$ 18,260,000				$ 0	$ 18,260,000		11,900,000
Basic and diluted loss per share attributable to Caladrius Biosciences, Inc. common stockholders	$ (0.59)	$ (0.21)	$ (0.38)	$ (0.51)	$ (0.32)	$ (0.48)	$ (0.40)	$ (0.49)	$ (1.67)	$ (1.68)	$ (1.90)
Business Combination, Acquired Receivables, Fair Value												45,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets												19,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill												34,290,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable												333,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities												2,014,000
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net												$ 33,491,000