XML 72 R60.htm IDEA: XBRL DOCUMENT v2.4.0.8

Note 13 - Debt (Details)	0 Months Ended										3 Months Ended							9 Months Ended				0 Months Ended			1 Months Ended							0 Months Ended
	Jun. 01, 2014	Sep. 30, 2014 USD ($)	Dec. 31, 2013 USD ($)	Sep. 30, 2014 Building at Rancho Cucamonga, California [Member] Secured Debt [Member] Mortgage Payable - Due January 2016 [Member] East West Bank [Member]	Sep. 30, 2014 Building at Rancho Cucamonga, California [Member] Secured Debt [Member] Mortgage Payable - Due September 2016 [Member] East West Bank [Member]	Sep. 30, 2014 Building at Chino California Member Secured Debt [Member] Mortgage Payable - Due January 2016 [Member] East West Bank [Member]	Apr. 22, 2014 Scenario, Refinanced [Member] Secured Debt [Member] Mortgage Payable - Due April 2021 [Member] Cathay Bank [Member] USD ($)	Sep. 30, 2014 Secured Debt [Member] Mortgage Payable - Due January 2016 [Member] Minimum [Member] East West Bank [Member]	Sep. 30, 2014 Secured Debt [Member] Mortgage Payable - Due January 2016 [Member] East West Bank [Member] USD ($)	Dec. 31, 2010 Secured Debt [Member] Mortgage Payable - Due January 2016 [Member] East West Bank [Member] USD ($)	Sep. 30, 2014 Secured Debt [Member] Mortgage Payable - Due September 2016 [Member] London Interbank Offered Rate (LIBOR) [Member] East West Bank [Member]	Sep. 30, 2014 Secured Debt [Member] Mortgage Payable - Due September 2016 [Member] East West Bank [Member] USD ($)	Sep. 15, 2006 Secured Debt [Member] Mortgage Payable - Due September 2016 [Member] East West Bank [Member] USD ($)	Sep. 30, 2014 Secured Debt [Member] Equipment Loan - Due November 2014 [Member] Minimum [Member] East West Bank [Member]	Nov. 15, 2010 Secured Debt [Member] Equipment Loan - Due November 2014 [Member] East West Bank [Member] USD ($)	Sep. 30, 2014 Secured Debt [Member] Equipment Loan - Due April 2017 [Member] Minimum [Member] East West Bank [Member]	Mar. 15, 2013 Secured Debt [Member] Equipment Loan - Due April 2017 [Member] East West Bank [Member] USD ($)	Sep. 30, 2014 Secured Debt [Member] Mortgage Payable - Due April 2021 [Member] Cathay Bank [Member] USD ($)	Apr. 22, 2014 Secured Debt [Member] Mortgage Payable - Due April 2021 [Member] Cathay Bank [Member] USD ($)	Mar. 05, 2007 Secured Debt [Member] Mortgage Payable - Due April 2021 [Member] Cathay Bank [Member] USD ($)	Apr. 22, 2014 Secured Debt [Member] Acquisition Loan - Due April 2019 [Member] Merck Sharpe & Dohme's API [Member] Minimum [Member] Cathay Bank [Member]	Apr. 22, 2014 Secured Debt [Member] Acquisition Loan - Due April 2019 [Member] Merck Sharpe & Dohme's API [Member] Cathay Bank [Member]	Apr. 22, 2014 Secured Debt [Member] Acquisition Loan - Due April 2019 [Member] Merck Sharpe & Dohme's API [Member] Cathay Bank [Member] USD ($)	Mar. 05, 2012 Line of Credit Facility - Due March 2016 [Member] Line of Credit [Member] East West Bank [Member] USD ($)	Jul. 31, 2013 Line of Credit Facility - Due January 2019 [Member] Line of Credit [Member] Prime Rate [Member] East West Bank [Member]	Jul. 05, 2013 Line of Credit Facility - Due January 2019 [Member] Line of Credit [Member] East West Bank [Member] USD ($)	Apr. 10, 2012 Revolving Line of Credit - Due May 2016 [Member] Revolving Credit Facility [Member] Minimum [Member] Cathay Bank [Member]	Apr. 10, 2012 Revolving Line of Credit - Due May 2016 [Member] Revolving Credit Facility [Member] Cathay Bank [Member] USD ($)	Mar. 05, 2012 Revolving Credit Facility [Member] East West Bank [Member] USD ($)	May 15, 2009 Revolving Credit Facility [Member] East West Bank [Member] USD ($)	Sep. 30, 2014 Merck Sharpe & Dohme's API [Member] Minimum [Member]	Apr. 30, 2014 Merck Sharpe & Dohme's API [Member] USD ($)	Apr. 30, 2014 Merck Sharpe & Dohme's API [Member] EUR (€)	Sep. 30, 2014 Merck Sharpe & Dohme's API [Member] USD ($)	Apr. 30, 2014 Merck Sharpe & Dohme's API [Member]
Note 13 - Debt (Details) [Line Items]
Debt Instrument, Face Amount							$ 4,600,000			$ 4,500,000			$ 2,800,000		$ 3,200,000		$ 4,900,000			$ 5,300,000
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid									3,800,000			2,200,000							3,900,000				12,000,000
Number of Buildings Securing Loan				1	1	1
Debt Instrument, Interest Rate, Stated Percentage								5.00%						5.00%		3.50%			5.42%		4.00%						4.00%				4.00%
Debt Instrument, Basis Spread on Variable Rate											2.50%														0.25%
Line of Credit Facility, Maximum Borrowing Capacity																								10,000,000		8,000,000		20,000,000	8,000,000	8,000,000
Debt Instrument, Periodic Payment																		28,100
Debt Instrument, Fair Value Disclosure																		4,900,000
Long-term Debt, Gross																		4,600,000					21,900,000
Debt Instrument, Term	120 months
Debt Instrument Loan Collateral Percentage																						65.00%
Business Combination, Consideration Transferred, Liabilities Incurred																																16,000,000	11,600,000
Business Acquisition Purchase Price Obligation Term																																4 years	4 years
Business Acquisition Interest On Purchase Price Obligation State Percentage																																			3.00%
Long-term Debt and Capital Lease Obligations		41,271,000	10,069,000																															14,700,000
Capital Leased Assets, Gross		1,600,000	1,500,000
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation		$ 400,000	$ 200,000

X

- Definition

The fixed interest rate the purchase price in a business acquisition.

+ References

No definition available.

+ Details

Name:	amph_BusinessAcquisitionInterestOnPurchasePriceObligationStatePercentage
Namespace Prefix:	amph_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The term of the purchase price obligation in a business acquisition.

+ References

No definition available.

+ Details

Name:	amph_BusinessAcquisitionPurchasePriceObligationTerm
Namespace Prefix:	amph_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The percentage of the loan secured by shares of issued and outstanding stock in AFP and certain assets of the company, including accounts receivable, inventory, certain investment property, goods, deposit accounts and general intangibles.

+ References

No definition available.

+ Details

Name:	amph_DebtInstrumentLoanCollateralPercentage
Namespace Prefix:	amph_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	amph_Note13DebtDetailsLineItems
Namespace Prefix:	amph_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represents the number of buildings securing a loan.

+ References

No definition available.

+ Details

Name:	amph_NumberOfBuildingsSecuringLoan
Namespace Prefix:	amph_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 25

-Paragraph 5

-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6405-128476



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 30

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 30

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477

+ Details

Name:	us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount before accumulated depreciation of leased physical assets used in the normal conduct of business to produce goods and services.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 30

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6455314&loc=d3e45014-112735

+ Details

Name:	us-gaap_CapitalLeasedAssetsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The total charge for the use of long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 30

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6455314&loc=d3e45014-112735



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 2)

-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

+ Details

Name:	us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5



Reference 2: 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)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9

+ Details

Name:	us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

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

+ References

Reference 1: 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=6451184&loc=d3e28551-108399



Reference 2: 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=34725769&loc=d3e28878-108400

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 10

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13433-108611



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13476-108611

+ Details

Name:	us-gaap_DebtInstrumentFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

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

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



Reference 2: 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

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount of the required periodic payments including both interest and principal payments.

+ 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)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

Name:	us-gaap_DebtInstrumentPeriodicPayment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ 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 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

+ 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)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 6

-Section H

+ Details

Name:	us-gaap_LongTermDebtAndCapitalLeaseObligations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant