Represents the beneficial ownership of the company.

No definition available.

Name:	depo_BeneficialOwnership
Namespace Prefix:	depo_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents dividends declared as rights per share.

+ References

No definition available.

+ Details

Name:	depo_DividendsDeclaredRightsPerShare
Namespace Prefix:	depo_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents number of business days from commencement of tender or exchange offer.

+ References

No definition available.

+ Details

Name:	depo_NumberOfBusinessDaysFromCommencementOfTenderOrExchangeOffer
Namespace Prefix:	depo_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents number of days on which beneficial ownership is ten percent or more of outstanding share.

+ References

No definition available.

+ Details

Name:	depo_NumberOfDaysOnWhichBeneficialOwnershipIsTenPercentOrMoreOfOutstandingShare
Namespace Prefix:	depo_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represent the number of proposals for the shareholders to consider in either a regularly scheduled meeting or special meeting.

+ References

No definition available.

+ Details

Name:	depo_NumberOfProposalsForShareholdersToConsider
Namespace Prefix:	depo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

+ References

No definition available.

+ Details

Name:	us-gaap_BusinessAcquisitionSharePrice
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

Name:	us-gaap_BusinessCombinationsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(i)(4))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

+ References

No definition available.

+ Details

Name:	us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- 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

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	us-gaap_WarrantsAndRightsNoteDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CounterpartyNameAxis=depo_HorizonPharmaPlcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

SUBSEQUENT EVENTS (Details) - Subsequent event	Jul. 12, 2015 $ / shares shares	Aug. 03, 2015 item	Jul. 21, 2015 $ / shares	Jul. 07, 2015 $ / shares
Rights Plan
Dividends declared as rights per share	$ 1.00
Number of shares that each right entitles the holder to purchase \| shares	0.01
Purchase price per fractional share	$ 105.00
Number of days on which beneficial ownership is ten percent or more of outstanding share.	10 days
Beneficial ownership	10.00%
Number of business days from commencement of tender or exchange offer	10 days
Horizon Pharma plc
Subsequent events
Number of principal proposals \| item		2
BUSINESS COMBINATIONS
Share price			$ 33.00	$ 29.25