Leases (Details Narrative) - USD ($)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2016	Dec. 31, 2015
Lease initial payment	$ 928,776
Lease, monthly payments	$ 15,000
Lease, imputed interest rate	12.52%
Lease term expiration date	Aug. 01, 2017
Accumulated amortization on machinery under the capitalized lease		$ 1,442,098	$ 1,209,864
Future minimum lease payment		$ 217,302
Imputed interest expense	$ 9,242
3 Monthly Payments [Member]
Lease, monthly payments	15,000
58 Monthly Payments [Member]
Lease, monthly payments	$ 32,000

Lease initial payment.

No definition available.

Name:	SDPI_LeaseInitialPayment
Namespace Prefix:	SDPI_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The financing charge for leasing arrangements 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 3
-URI http://asc.fasb.org/extlink&oid=6455314&loc=d3e45031-112735

+ Details

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

- Definition

Accumulated amortization of deferred income and initial direct costs pertaining to direct financing leases, which resulted from producing constant periodic rates of return on the net investments in the leases over their respective lease terms.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 35
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=7662473&loc=d3e43734-112732

+ Details

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

- Definition

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

+ References

No definition available.

+ Details

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

- Definition

Date which lease or group of leases is set to expire, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	us-gaap_LeaseExpirationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The financing cost related to leases that have been recorded under the deposit method, as a financing or as a capital leases in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Imputed Interest Rate
-URI http://asc.fasb.org/extlink&oid=6515215

+ Details

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

- Definition

The amount of the monthly rental payments due under the lease entered into in connection with the transactions involving the sale of property to another party and the lease of the property back to the seller.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 40
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6456341&loc=d3e50796-112755

+ Details

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

- Details

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Namespace Prefix:
Data Type:	na
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- Details

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Namespace Prefix:
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Balance Type:
Period Type: