Business	6 Months Ended
Jun. 30, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Business	Business — Spok Holdings, Inc. and its subsidiaries (collectively, "we", "Spok", or "the Company"), through our indirect wholly-owned subsidiary, Spok, Inc., is a comprehensive provider of critical communication solutions for enterprises. We are a leader in critical communication for healthcare, government, public safety and other industries. We deliver smart, reliable solutions to help protect the health, well-being and safety of people around the globe. Organizations worldwide rely on Spok for workflow improvement, secure texting, paging services, contact center optimization and public safety response. Our product offerings are capable of addressing a customer's mission critical communications needs.

Business

6 Months Ended

Jun. 30, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Business — Spok Holdings, Inc. and its subsidiaries (collectively, "we", "Spok", or "the Company"), through our indirect wholly-owned subsidiary, Spok, Inc., is a comprehensive provider of critical communication solutions for enterprises. We are a leader in critical communication for healthcare, government, public safety and other industries. We deliver smart, reliable solutions to help protect the health, well-being and safety of people around the globe. Organizations worldwide rely on Spok for workflow improvement, secure texting, paging services, contact center optimization and public safety response. Our product offerings are capable of addressing a customer's mission critical communications needs.