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The Business - Financial Information (Details) - Subsequent Event [Member] - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 29, 2016 | Dec. 31, 2016 | Mar. 31, 2016 | Mar. 10, 2016
Subsequent Event [Line Items] |  |  |  |
Share Price | $ 1.00 |  |  | $ 0.705
Number of consecutive days, share price under $1.00 | 30 days |  |  |
Number of consecutive trading days, required above $1.00, to not be delisted | 10 days |  |  |
Period in which to meet consecutive trading day threshold to not be delisted | 180 days |  |  |
Number of days after the initial period to meet consecutive trading day requirement to not be delisted | 180 days |  |  |
PCT Allendale, LLC [Member] |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Purchase Obligation |  |  | $ 4.4 |
Hitachi Chemical Co., LTD [Member] |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Proceeds From Licensing Agreements |  | $ 25.0 |  |
Hitachi Chemical Co., LTD [Member] | PCT Allendale, LLC [Member] |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Proceeds From Licensing Agreements |  | 10.0 |  |
Hitachi Chemical Co., LTD [Member] | Caladrius Biosciences, Inc. [Member] |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Proceeds From Licensing Agreements |  | $ 15.0 |  |

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- Definition Number Of Consecutive Trading Days, Required Above One Dollar + References No definition available. + Details
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- Definition Number Of Days After The Initial Period To Meet Consecutive Trading Day Requirement + References No definition available. + Details
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- Definition Proceeds From Licensing Agreements + References No definition available. + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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