Face (par) amount of debt instrument at time of issuance.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of the fee that accompanies borrowing money under the debt instrument.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Balance Type:	debit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	instant

- References

No definition available.

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- Definition

Amount of cash inflow (outflow) from long-term debt supported by a written promise to pay an obligation.

+ References

No definition available.

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Nature of Business - Notes Payable (Details) - Notes Payable - USD ($) $ in Millions	Jan. 05, 2017	Mar. 31, 2018	Sep. 23, 2016	Jan. 31, 2013
Notes Payable
Net proceed received	$ 11.2
Fees and expenses	$ 3.7
8.375% Notes due 2026
Notes Payable
Aggregate principal amount of notes issued			$ 150.0
Annual interest rate of notes (as a percent)		8.375%	8.375%
11% PhaRMA Notes
Notes Payable
Aggregate principal amount of notes issued				$ 175.0
Annual interest rate of notes (as a percent)	11.00%			11.00%
Debt redeemed	$ 135.1